Home / 1,170,388.80-1,755,145.80-460,269.90

Finding the Fourth Proportional to 1,170,388.80, 1,755,145.80 and 460,269.90

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Solution

The fourth proportional to 1,170,388.80, 1,755,145.80 and 460,269.90 is: 690,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,388.80 : 1,755,145.80 = 460,269.90 : x
  2. Step 2: Convert to fraction form
    1,170,388.80/1,755,145.80 = 460,269.90/x
  3. Step 3: Cross multiply
    1,170,388.80x = 1,755,145.80 × 460,269.90
  4. Step 4: Simplify right side
    1,170,388.80x = 807,840,781,851.42
  5. Step 5: Solve for x
    x = 807,840,781,851.42/1,170,388.80
  6. Step 6: Final answer
    x = 690,232.84

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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.