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Finding the Fourth Proportional to 573,513.44, 791,492.88 and 344,079.36

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Solution

The fourth proportional to 573,513.44, 791,492.88 and 344,079.36 is: 474,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,513.44 : 791,492.88 = 344,079.36 : x
  2. Step 2: Convert to fraction form
    573,513.44/791,492.88 = 344,079.36/x
  3. Step 3: Cross multiply
    573,513.44x = 791,492.88 × 344,079.36
  4. Step 4: Simplify right side
    573,513.44x = 272,336,363,594.96
  5. Step 5: Solve for x
    x = 272,336,363,594.96/573,513.44
  6. Step 6: Final answer
    x = 474,856.11

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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.