Home / 616,839.84-851,192.10-375,089.04

Finding the Fourth Proportional to 616,839.84, 851,192.10 and 375,089.04

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Solution

The fourth proportional to 616,839.84, 851,192.10 and 375,089.04 is: 517,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,839.84 : 851,192.10 = 375,089.04 : x
  2. Step 2: Convert to fraction form
    616,839.84/851,192.10 = 375,089.04/x
  3. Step 3: Cross multiply
    616,839.84x = 851,192.10 × 375,089.04
  4. Step 4: Simplify right side
    616,839.84x = 319,272,827,644.58
  5. Step 5: Solve for x
    x = 319,272,827,644.58/616,839.84
  6. Step 6: Final answer
    x = 517,594.37

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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.