Home / 762,723.17-1,052,393.53-440,246.42

Finding the Fourth Proportional to 762,723.17, 1,052,393.53 and 440,246.42

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Solution

The fourth proportional to 762,723.17, 1,052,393.53 and 440,246.42 is: 607,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,723.17 : 1,052,393.53 = 440,246.42 : x
  2. Step 2: Convert to fraction form
    762,723.17/1,052,393.53 = 440,246.42/x
  3. Step 3: Cross multiply
    762,723.17x = 1,052,393.53 × 440,246.42
  4. Step 4: Simplify right side
    762,723.17x = 463,312,484,013.66
  5. Step 5: Solve for x
    x = 463,312,484,013.66/762,723.17
  6. Step 6: Final answer
    x = 607,445.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.