Home / 765,347.32-1,148,079.30-232,913.80

Finding the Fourth Proportional to 765,347.32, 1,148,079.30 and 232,913.80

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Solution

The fourth proportional to 765,347.32, 1,148,079.30 and 232,913.80 is: 349,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,347.32 : 1,148,079.30 = 232,913.80 : x
  2. Step 2: Convert to fraction form
    765,347.32/1,148,079.30 = 232,913.80/x
  3. Step 3: Cross multiply
    765,347.32x = 1,148,079.30 × 232,913.80
  4. Step 4: Simplify right side
    765,347.32x = 267,403,512,464.34
  5. Step 5: Solve for x
    x = 267,403,512,464.34/765,347.32
  6. Step 6: Final answer
    x = 349,388.45

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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.