Home / 947,034.24-1,306,885.48-517,316.28

Finding the Fourth Proportional to 947,034.24, 1,306,885.48 and 517,316.28

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Solution

The fourth proportional to 947,034.24, 1,306,885.48 and 517,316.28 is: 713,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,034.24 : 1,306,885.48 = 517,316.28 : x
  2. Step 2: Convert to fraction form
    947,034.24/1,306,885.48 = 517,316.28/x
  3. Step 3: Cross multiply
    947,034.24x = 1,306,885.48 × 517,316.28
  4. Step 4: Simplify right side
    947,034.24x = 676,073,134,899.61
  5. Step 5: Solve for x
    x = 676,073,134,899.61/947,034.24
  6. Step 6: Final answer
    x = 713,884.57

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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.