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Finding the Fourth Proportional to 362,630.48, 500,275.05 and 226,571.74

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Solution

The fourth proportional to 362,630.48, 500,275.05 and 226,571.74 is: 312,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,630.48 : 500,275.05 = 226,571.74 : x
  2. Step 2: Convert to fraction form
    362,630.48/500,275.05 = 226,571.74/x
  3. Step 3: Cross multiply
    362,630.48x = 500,275.05 × 226,571.74
  4. Step 4: Simplify right side
    362,630.48x = 113,348,186,456.76
  5. Step 5: Solve for x
    x = 113,348,186,456.76/362,630.48
  6. Step 6: Final answer
    x = 312,572.15

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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.