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Finding the Fourth Proportional to 573,307.20, 859,960.80 and 537,877.80

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Solution

The fourth proportional to 573,307.20, 859,960.80 and 537,877.80 is: 806,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,307.20 : 859,960.80 = 537,877.80 : x
  2. Step 2: Convert to fraction form
    573,307.20/859,960.80 = 537,877.80/x
  3. Step 3: Cross multiply
    573,307.20x = 859,960.80 × 537,877.80
  4. Step 4: Simplify right side
    573,307.20x = 462,553,823,190.24
  5. Step 5: Solve for x
    x = 462,553,823,190.24/573,307.20
  6. Step 6: Final answer
    x = 806,816.70

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Similar ratio
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1.5x scale

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.