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Finding the Fourth Proportional to 578,402.52, 798,226.02 and 363,463.08

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Solution

The fourth proportional to 578,402.52, 798,226.02 and 363,463.08 is: 501,598.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,402.52 : 798,226.02 = 363,463.08 : x
  2. Step 2: Convert to fraction form
    578,402.52/798,226.02 = 363,463.08/x
  3. Step 3: Cross multiply
    578,402.52x = 798,226.02 × 363,463.08
  4. Step 4: Simplify right side
    578,402.52x = 290,125,687,765.34
  5. Step 5: Solve for x
    x = 290,125,687,765.34/578,402.52
  6. Step 6: Final answer
    x = 501,598.24

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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.