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Finding the Fourth Proportional to 573,726.84, 791,801.10 and 328,744.04

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Solution

The fourth proportional to 573,726.84, 791,801.10 and 328,744.04 is: 453,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,726.84 : 791,801.10 = 328,744.04 : x
  2. Step 2: Convert to fraction form
    573,726.84/791,801.10 = 328,744.04/x
  3. Step 3: Cross multiply
    573,726.84x = 791,801.10 × 328,744.04
  4. Step 4: Simplify right side
    573,726.84x = 260,299,892,490.44
  5. Step 5: Solve for x
    x = 260,299,892,490.44/573,726.84
  6. Step 6: Final answer
    x = 453,700.04

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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.