Home / 749,187.01-1,123,798.74-243,749.44

Finding the Fourth Proportional to 749,187.01, 1,123,798.74 and 243,749.44

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Solution

The fourth proportional to 749,187.01, 1,123,798.74 and 243,749.44 is: 365,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,187.01 : 1,123,798.74 = 243,749.44 : x
  2. Step 2: Convert to fraction form
    749,187.01/1,123,798.74 = 243,749.44/x
  3. Step 3: Cross multiply
    749,187.01x = 1,123,798.74 × 243,749.44
  4. Step 4: Simplify right side
    749,187.01x = 273,925,313,547.71
  5. Step 5: Solve for x
    x = 273,925,313,547.71/749,187.01
  6. Step 6: Final answer
    x = 365,630.09

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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.