Home / 765,451.82-1,148,135.51-232,931.30

Finding the Fourth Proportional to 765,451.82, 1,148,135.51 and 232,931.30

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Solution

The fourth proportional to 765,451.82, 1,148,135.51 and 232,931.30 is: 349,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,451.82 : 1,148,135.51 = 232,931.30 : x
  2. Step 2: Convert to fraction form
    765,451.82/1,148,135.51 = 232,931.30/x
  3. Step 3: Cross multiply
    765,451.82x = 1,148,135.51 × 232,931.30
  4. Step 4: Simplify right side
    765,451.82x = 267,436,691,762.11
  5. Step 5: Solve for x
    x = 267,436,691,762.11/765,451.82
  6. Step 6: Final answer
    x = 349,384.09

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1.5x scale

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.