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Finding the Fourth Proportional to 573,855.28, 860,035.59 and 357,625.17

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Solution

The fourth proportional to 573,855.28, 860,035.59 and 357,625.17 is: 535,972.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,855.28 : 860,035.59 = 357,625.17 : x
  2. Step 2: Convert to fraction form
    573,855.28/860,035.59 = 357,625.17/x
  3. Step 3: Cross multiply
    573,855.28x = 860,035.59 × 357,625.17
  4. Step 4: Simplify right side
    573,855.28x = 307,570,374,079.80
  5. Step 5: Solve for x
    x = 307,570,374,079.80/573,855.28
  6. Step 6: Final answer
    x = 535,972.02

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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.