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Finding the Fourth Proportional to 573,698.70, 860,548.05 and 538,269.30

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Solution

The fourth proportional to 573,698.70, 860,548.05 and 538,269.30 is: 807,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,698.70 : 860,548.05 = 538,269.30 : x
  2. Step 2: Convert to fraction form
    573,698.70/860,548.05 = 538,269.30/x
  3. Step 3: Cross multiply
    573,698.70x = 860,548.05 × 538,269.30
  4. Step 4: Simplify right side
    573,698.70x = 463,206,596,489.87
  5. Step 5: Solve for x
    x = 463,206,596,489.87/573,698.70
  6. Step 6: Final answer
    x = 807,403.95

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Similar ratio
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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.