Home / 788,732.02-1,087,175.10-616,350.43

Finding the Fourth Proportional to 788,732.02, 1,087,175.10 and 616,350.43

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Solution

The fourth proportional to 788,732.02, 1,087,175.10 and 616,350.43 is: 849,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,732.02 : 1,087,175.10 = 616,350.43 : x
  2. Step 2: Convert to fraction form
    788,732.02/1,087,175.10 = 616,350.43/x
  3. Step 3: Cross multiply
    788,732.02x = 1,087,175.10 × 616,350.43
  4. Step 4: Simplify right side
    788,732.02x = 670,080,840,370.29
  5. Step 5: Solve for x
    x = 670,080,840,370.29/788,732.02
  6. Step 6: Final answer
    x = 849,567.18

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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.