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Finding the Fourth Proportional to 704,034.62, 1,056,049.82 and 608,982.10

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Solution

The fourth proportional to 704,034.62, 1,056,049.82 and 608,982.10 is: 913,471.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,034.62 : 1,056,049.82 = 608,982.10 : x
  2. Step 2: Convert to fraction form
    704,034.62/1,056,049.82 = 608,982.10/x
  3. Step 3: Cross multiply
    704,034.62x = 1,056,049.82 × 608,982.10
  4. Step 4: Simplify right side
    704,034.62x = 643,115,437,088.22
  5. Step 5: Solve for x
    x = 643,115,437,088.22/704,034.62
  6. Step 6: Final answer
    x = 913,471.32

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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.