Home / 765,733.30-1,148,643.15-233,271.70

Finding the Fourth Proportional to 765,733.30, 1,148,643.15 and 233,271.70

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Solution

The fourth proportional to 765,733.30, 1,148,643.15 and 233,271.70 is: 349,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,733.30 : 1,148,643.15 = 233,271.70 : x
  2. Step 2: Convert to fraction form
    765,733.30/1,148,643.15 = 233,271.70/x
  3. Step 3: Cross multiply
    765,733.30x = 1,148,643.15 × 233,271.70
  4. Step 4: Simplify right side
    765,733.30x = 267,945,940,293.86
  5. Step 5: Solve for x
    x = 267,945,940,293.86/765,733.30
  6. Step 6: Final answer
    x = 349,920.71

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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.