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Finding the Fourth Proportional to 573,339.32, 791,188.31 and 369,398.84

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Solution

The fourth proportional to 573,339.32, 791,188.31 and 369,398.84 is: 509,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,339.32 : 791,188.31 = 369,398.84 : x
  2. Step 2: Convert to fraction form
    573,339.32/791,188.31 = 369,398.84/x
  3. Step 3: Cross multiply
    573,339.32x = 791,188.31 × 369,398.84
  4. Step 4: Simplify right side
    573,339.32x = 292,264,038,132.63
  5. Step 5: Solve for x
    x = 292,264,038,132.63/573,339.32
  6. Step 6: Final answer
    x = 509,757.54

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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.