Home / 765,718.36-1,148,535.61-233,194.79

Finding the Fourth Proportional to 765,718.36, 1,148,535.61 and 233,194.79

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Solution

The fourth proportional to 765,718.36, 1,148,535.61 and 233,194.79 is: 349,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,718.36 : 1,148,535.61 = 233,194.79 : x
  2. Step 2: Convert to fraction form
    765,718.36/1,148,535.61 = 233,194.79/x
  3. Step 3: Cross multiply
    765,718.36x = 1,148,535.61 × 233,194.79
  4. Step 4: Simplify right side
    765,718.36x = 267,832,520,381.47
  5. Step 5: Solve for x
    x = 267,832,520,381.47/765,718.36
  6. Step 6: Final answer
    x = 349,779.42

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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.