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Finding the Fourth Proportional to 460,123.88, 634,806.59 and 266,425.88

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Solution

The fourth proportional to 460,123.88, 634,806.59 and 266,425.88 is: 367,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,123.88 : 634,806.59 = 266,425.88 : x
  2. Step 2: Convert to fraction form
    460,123.88/634,806.59 = 266,425.88/x
  3. Step 3: Cross multiply
    460,123.88x = 634,806.59 × 266,425.88
  4. Step 4: Simplify right side
    460,123.88x = 169,128,899,864.39
  5. Step 5: Solve for x
    x = 169,128,899,864.39/460,123.88
  6. Step 6: Final answer
    x = 367,572.54

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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.