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Finding the Fourth Proportional to 573,465.59, 860,242.13 and 174,139.44

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Solution

The fourth proportional to 573,465.59, 860,242.13 and 174,139.44 is: 261,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,465.59 : 860,242.13 = 174,139.44 : x
  2. Step 2: Convert to fraction form
    573,465.59/860,242.13 = 174,139.44/x
  3. Step 3: Cross multiply
    573,465.59x = 860,242.13 × 174,139.44
  4. Step 4: Simplify right side
    573,465.59x = 149,802,081,911.91
  5. Step 5: Solve for x
    x = 149,802,081,911.91/573,465.59
  6. Step 6: Final answer
    x = 261,222.44

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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.