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Finding the Fourth Proportional to 956,472.30, 1,434,708.45 and 956,472.30

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Solution

The fourth proportional to 956,472.30, 1,434,708.45 and 956,472.30 is: 1,434,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,472.30 : 1,434,708.45 = 956,472.30 : x
  2. Step 2: Convert to fraction form
    956,472.30/1,434,708.45 = 956,472.30/x
  3. Step 3: Cross multiply
    956,472.30x = 1,434,708.45 × 956,472.30
  4. Step 4: Simplify right side
    956,472.30x = 1,372,258,891,000.94
  5. Step 5: Solve for x
    x = 1,372,258,891,000.94/956,472.30
  6. Step 6: Final answer
    x = 1,434,708.45

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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.