Home / 928,694.47-1,393,663.07-337,718.47

Finding the Fourth Proportional to 928,694.47, 1,393,663.07 and 337,718.47

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Solution

The fourth proportional to 928,694.47, 1,393,663.07 and 337,718.47 is: 506,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,694.47 : 1,393,663.07 = 337,718.47 : x
  2. Step 2: Convert to fraction form
    928,694.47/1,393,663.07 = 337,718.47/x
  3. Step 3: Cross multiply
    928,694.47x = 1,393,663.07 × 337,718.47
  4. Step 4: Simplify right side
    928,694.47x = 470,665,759,695.90
  5. Step 5: Solve for x
    x = 470,665,759,695.90/928,694.47
  6. Step 6: Final answer
    x = 506,803.66

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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.