Home / 879,602.46-1,213,101.27-676,146.30

Finding the Fourth Proportional to 879,602.46, 1,213,101.27 and 676,146.30

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Solution

The fourth proportional to 879,602.46, 1,213,101.27 and 676,146.30 is: 932,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,602.46 : 1,213,101.27 = 676,146.30 : x
  2. Step 2: Convert to fraction form
    879,602.46/1,213,101.27 = 676,146.30/x
  3. Step 3: Cross multiply
    879,602.46x = 1,213,101.27 × 676,146.30
  4. Step 4: Simplify right side
    879,602.46x = 820,233,935,235.80
  5. Step 5: Solve for x
    x = 820,233,935,235.80/879,602.46
  6. Step 6: Final answer
    x = 932,505.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.