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Finding the Fourth Proportional to 573,897.60, 860,878.80 and 174,551.40

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Solution

The fourth proportional to 573,897.60, 860,878.80 and 174,551.40 is: 261,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,897.60 : 860,878.80 = 174,551.40 : x
  2. Step 2: Convert to fraction form
    573,897.60/860,878.80 = 174,551.40/x
  3. Step 3: Cross multiply
    573,897.60x = 860,878.80 × 174,551.40
  4. Step 4: Simplify right side
    573,897.60x = 150,267,599,770.32
  5. Step 5: Solve for x
    x = 150,267,599,770.32/573,897.60
  6. Step 6: Final answer
    x = 261,836.95

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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.