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Finding the Fourth Proportional to 592,743.36, 891,041.76 and 475,697.28

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Solution

The fourth proportional to 592,743.36, 891,041.76 and 475,697.28 is: 715,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,743.36 : 891,041.76 = 475,697.28 : x
  2. Step 2: Convert to fraction form
    592,743.36/891,041.76 = 475,697.28/x
  3. Step 3: Cross multiply
    592,743.36x = 891,041.76 × 475,697.28
  4. Step 4: Simplify right side
    592,743.36x = 423,866,141,598.41
  5. Step 5: Solve for x
    x = 423,866,141,598.41/592,743.36
  6. Step 6: Final answer
    x = 715,092.18

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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.