Home / 1,141,527.74-1,712,155.52-300,145.10

Finding the Fourth Proportional to 1,141,527.74, 1,712,155.52 and 300,145.10

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Solution

The fourth proportional to 1,141,527.74, 1,712,155.52 and 300,145.10 is: 450,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,527.74 : 1,712,155.52 = 300,145.10 : x
  2. Step 2: Convert to fraction form
    1,141,527.74/1,712,155.52 = 300,145.10/x
  3. Step 3: Cross multiply
    1,141,527.74x = 1,712,155.52 × 300,145.10
  4. Step 4: Simplify right side
    1,141,527.74x = 513,895,081,955.54
  5. Step 5: Solve for x
    x = 513,895,081,955.54/1,141,527.74
  6. Step 6: Final answer
    x = 450,181.86

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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.