Home / 1,013,367.27-1,398,446.09-554,484.85

Finding the Fourth Proportional to 1,013,367.27, 1,398,446.09 and 554,484.85

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Solution

The fourth proportional to 1,013,367.27, 1,398,446.09 and 554,484.85 is: 765,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,367.27 : 1,398,446.09 = 554,484.85 : x
  2. Step 2: Convert to fraction form
    1,013,367.27/1,398,446.09 = 554,484.85/x
  3. Step 3: Cross multiply
    1,013,367.27x = 1,398,446.09 × 554,484.85
  4. Step 4: Simplify right side
    1,013,367.27x = 775,417,167,674.31
  5. Step 5: Solve for x
    x = 775,417,167,674.31/1,013,367.27
  6. Step 6: Final answer
    x = 765,188.69

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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.