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Finding the Fourth Proportional to 555,752.04, 766,976.24 and 338,045.81

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Solution

The fourth proportional to 555,752.04, 766,976.24 and 338,045.81 is: 466,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,752.04 : 766,976.24 = 338,045.81 : x
  2. Step 2: Convert to fraction form
    555,752.04/766,976.24 = 338,045.81/x
  3. Step 3: Cross multiply
    555,752.04x = 766,976.24 × 338,045.81
  4. Step 4: Simplify right side
    555,752.04x = 259,273,101,311.79
  5. Step 5: Solve for x
    x = 259,273,101,311.79/555,752.04
  6. Step 6: Final answer
    x = 466,526.59

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1.5x scale

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.