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Finding the Fourth Proportional to 573,809.71, 860,560.79 and 174,343.23

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Solution

The fourth proportional to 573,809.71, 860,560.79 and 174,343.23 is: 261,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,809.71 : 860,560.79 = 174,343.23 : x
  2. Step 2: Convert to fraction form
    573,809.71/860,560.79 = 174,343.23/x
  3. Step 3: Cross multiply
    573,809.71x = 860,560.79 × 174,343.23
  4. Step 4: Simplify right side
    573,809.71x = 150,032,944,980.66
  5. Step 5: Solve for x
    x = 150,032,944,980.66/573,809.71
  6. Step 6: Final answer
    x = 261,468.12

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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.