Home / 1,146,079.12-1,719,116.80-304,630.88

Finding the Fourth Proportional to 1,146,079.12, 1,719,116.80 and 304,630.88

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Solution

The fourth proportional to 1,146,079.12, 1,719,116.80 and 304,630.88 is: 456,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,079.12 : 1,719,116.80 = 304,630.88 : x
  2. Step 2: Convert to fraction form
    1,146,079.12/1,719,116.80 = 304,630.88/x
  3. Step 3: Cross multiply
    1,146,079.12x = 1,719,116.80 × 304,630.88
  4. Step 4: Simplify right side
    1,146,079.12x = 523,696,063,606.78
  5. Step 5: Solve for x
    x = 523,696,063,606.78/1,146,079.12
  6. Step 6: Final answer
    x = 456,945.82

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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.