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Finding the Fourth Proportional to 573,092.80, 859,646.40 and 173,737.60

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Solution

The fourth proportional to 573,092.80, 859,646.40 and 173,737.60 is: 260,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,092.80 : 859,646.40 = 173,737.60 : x
  2. Step 2: Convert to fraction form
    573,092.80/859,646.40 = 173,737.60/x
  3. Step 3: Cross multiply
    573,092.80x = 859,646.40 × 173,737.60
  4. Step 4: Simplify right side
    573,092.80x = 149,352,902,384.64
  5. Step 5: Solve for x
    x = 149,352,902,384.64/573,092.80
  6. Step 6: Final answer
    x = 260,608.58

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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.