Home / 788,714.17-1,087,150.41-616,332.53

Finding the Fourth Proportional to 788,714.17, 1,087,150.41 and 616,332.53

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Solution

The fourth proportional to 788,714.17, 1,087,150.41 and 616,332.53 is: 849,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,714.17 : 1,087,150.41 = 616,332.53 : x
  2. Step 2: Convert to fraction form
    788,714.17/1,087,150.41 = 616,332.53/x
  3. Step 3: Cross multiply
    788,714.17x = 1,087,150.41 × 616,332.53
  4. Step 4: Simplify right side
    788,714.17x = 670,046,165,403.71
  5. Step 5: Solve for x
    x = 670,046,165,403.71/788,714.17
  6. Step 6: Final answer
    x = 849,542.45

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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.