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Finding the Fourth Proportional to 593,871.30, 891,002.52 and 394,974.18

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Solution

The fourth proportional to 593,871.30, 891,002.52 and 394,974.18 is: 592,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,871.30 : 891,002.52 = 394,974.18 : x
  2. Step 2: Convert to fraction form
    593,871.30/891,002.52 = 394,974.18/x
  3. Step 3: Cross multiply
    593,871.30x = 891,002.52 × 394,974.18
  4. Step 4: Simplify right side
    593,871.30x = 351,922,989,714.93
  5. Step 5: Solve for x
    x = 351,922,989,714.93/593,871.30
  6. Step 6: Final answer
    x = 592,591.34

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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.