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Finding the Fourth Proportional to 573,113.64, 790,837.92 and 358,277.34

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Solution

The fourth proportional to 573,113.64, 790,837.92 and 358,277.34 is: 494,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,113.64 : 790,837.92 = 358,277.34 : x
  2. Step 2: Convert to fraction form
    573,113.64/790,837.92 = 358,277.34/x
  3. Step 3: Cross multiply
    573,113.64x = 790,837.92 × 358,277.34
  4. Step 4: Simplify right side
    573,113.64x = 283,339,306,348.73
  5. Step 5: Solve for x
    x = 283,339,306,348.73/573,113.64
  6. Step 6: Final answer
    x = 494,385.91

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1.5x scale

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.