Home / 966,140.10-1,447,002.81-461,055.74

Finding the Fourth Proportional to 966,140.10, 1,447,002.81 and 461,055.74

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Solution

The fourth proportional to 966,140.10, 1,447,002.81 and 461,055.74 is: 690,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,140.10 : 1,447,002.81 = 461,055.74 : x
  2. Step 2: Convert to fraction form
    966,140.10/1,447,002.81 = 461,055.74/x
  3. Step 3: Cross multiply
    966,140.10x = 1,447,002.81 × 461,055.74
  4. Step 4: Simplify right side
    966,140.10x = 667,148,944,111.62
  5. Step 5: Solve for x
    x = 667,148,944,111.62/966,140.10
  6. Step 6: Final answer
    x = 690,530.23

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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.