Home / 723,171.04-1,084,092.28-386,444.14

Finding the Fourth Proportional to 723,171.04, 1,084,092.28 and 386,444.14

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Solution

The fourth proportional to 723,171.04, 1,084,092.28 and 386,444.14 is: 579,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,171.04 : 1,084,092.28 = 386,444.14 : x
  2. Step 2: Convert to fraction form
    723,171.04/1,084,092.28 = 386,444.14/x
  3. Step 3: Cross multiply
    723,171.04x = 1,084,092.28 × 386,444.14
  4. Step 4: Simplify right side
    723,171.04x = 418,941,108,825.24
  5. Step 5: Solve for x
    x = 418,941,108,825.24/723,171.04
  6. Step 6: Final answer
    x = 579,311.24

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Double scale
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1.5x scale

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.