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Finding the Fourth Proportional to 362,560.70, 500,347.88 and 248,079.36

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Solution

The fourth proportional to 362,560.70, 500,347.88 and 248,079.36 is: 342,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,560.70 : 500,347.88 = 248,079.36 : x
  2. Step 2: Convert to fraction form
    362,560.70/500,347.88 = 248,079.36/x
  3. Step 3: Cross multiply
    362,560.70x = 500,347.88 × 248,079.36
  4. Step 4: Simplify right side
    362,560.70x = 124,125,981,847.76
  5. Step 5: Solve for x
    x = 124,125,981,847.76/362,560.70
  6. Step 6: Final answer
    x = 342,359.17

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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.