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Finding the Fourth Proportional to 966,809.59, 1,447,473.98 and 803,391.48

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Solution

The fourth proportional to 966,809.59, 1,447,473.98 and 803,391.48 is: 1,202,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,809.59 : 1,447,473.98 = 803,391.48 : x
  2. Step 2: Convert to fraction form
    966,809.59/1,447,473.98 = 803,391.48/x
  3. Step 3: Cross multiply
    966,809.59x = 1,447,473.98 × 803,391.48
  4. Step 4: Simplify right side
    966,809.59x = 1,162,888,265,062.17
  5. Step 5: Solve for x
    x = 1,162,888,265,062.17/966,809.59
  6. Step 6: Final answer
    x = 1,202,810.03

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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.