Home / 1,255,233.24-1,732,165.74-711,337.32

Finding the Fourth Proportional to 1,255,233.24, 1,732,165.74 and 711,337.32

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Solution

The fourth proportional to 1,255,233.24, 1,732,165.74 and 711,337.32 is: 981,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,233.24 : 1,732,165.74 = 711,337.32 : x
  2. Step 2: Convert to fraction form
    1,255,233.24/1,732,165.74 = 711,337.32/x
  3. Step 3: Cross multiply
    1,255,233.24x = 1,732,165.74 × 711,337.32
  4. Step 4: Simplify right side
    1,255,233.24x = 1,232,154,135,287.42
  5. Step 5: Solve for x
    x = 1,232,154,135,287.42/1,255,233.24
  6. Step 6: Final answer
    x = 981,613.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.