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Finding the Fourth Proportional to 573,522.09, 860,284.51 and 174,165.87

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Solution

The fourth proportional to 573,522.09, 860,284.51 and 174,165.87 is: 261,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,522.09 : 860,284.51 = 174,165.87 : x
  2. Step 2: Convert to fraction form
    573,522.09/860,284.51 = 174,165.87/x
  3. Step 3: Cross multiply
    573,522.09x = 860,284.51 × 174,165.87
  4. Step 4: Simplify right side
    573,522.09x = 149,832,200,131.67
  5. Step 5: Solve for x
    x = 149,832,200,131.67/573,522.09
  6. Step 6: Final answer
    x = 261,249.22

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Double scale
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Similar ratio
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1.5x scale

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.