Home / 910,097.10-1,365,145.65-245,249.10

Finding the Fourth Proportional to 910,097.10, 1,365,145.65 and 245,249.10

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Solution

The fourth proportional to 910,097.10, 1,365,145.65 and 245,249.10 is: 367,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,097.10 : 1,365,145.65 = 245,249.10 : x
  2. Step 2: Convert to fraction form
    910,097.10/1,365,145.65 = 245,249.10/x
  3. Step 3: Cross multiply
    910,097.10x = 1,365,145.65 × 245,249.10
  4. Step 4: Simplify right side
    910,097.10x = 334,800,742,031.42
  5. Step 5: Solve for x
    x = 334,800,742,031.42/910,097.10
  6. Step 6: Final answer
    x = 367,873.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.