Home / 767,537.80-1,151,306.70-723,992.20

Finding the Fourth Proportional to 767,537.80, 1,151,306.70 and 723,992.20

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Solution

The fourth proportional to 767,537.80, 1,151,306.70 and 723,992.20 is: 1,085,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,537.80 : 1,151,306.70 = 723,992.20 : x
  2. Step 2: Convert to fraction form
    767,537.80/1,151,306.70 = 723,992.20/x
  3. Step 3: Cross multiply
    767,537.80x = 1,151,306.70 × 723,992.20
  4. Step 4: Simplify right side
    767,537.80x = 833,537,070,607.74
  5. Step 5: Solve for x
    x = 833,537,070,607.74/767,537.80
  6. Step 6: Final answer
    x = 1,085,988.30

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Similar ratio
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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.