Home / 1,105,044.28-1,657,402.17-306,242.53

Finding the Fourth Proportional to 1,105,044.28, 1,657,402.17 and 306,242.53

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Solution

The fourth proportional to 1,105,044.28, 1,657,402.17 and 306,242.53 is: 459,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,044.28 : 1,657,402.17 = 306,242.53 : x
  2. Step 2: Convert to fraction form
    1,105,044.28/1,657,402.17 = 306,242.53/x
  3. Step 3: Cross multiply
    1,105,044.28x = 1,657,402.17 × 306,242.53
  4. Step 4: Simplify right side
    1,105,044.28x = 507,567,033,768.29
  5. Step 5: Solve for x
    x = 507,567,033,768.29/1,105,044.28
  6. Step 6: Final answer
    x = 459,318.28

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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.