Home / 758,683.17-1,138,586.04-359,324.64

Finding the Fourth Proportional to 758,683.17, 1,138,586.04 and 359,324.64

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Solution

The fourth proportional to 758,683.17, 1,138,586.04 and 359,324.64 is: 539,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,683.17 : 1,138,586.04 = 359,324.64 : x
  2. Step 2: Convert to fraction form
    758,683.17/1,138,586.04 = 359,324.64/x
  3. Step 3: Cross multiply
    758,683.17x = 1,138,586.04 × 359,324.64
  4. Step 4: Simplify right side
    758,683.17x = 409,122,018,932.03
  5. Step 5: Solve for x
    x = 409,122,018,932.03/758,683.17
  6. Step 6: Final answer
    x = 539,252.79

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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.