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Finding the Fourth Proportional to 460,003.91, 634,800.67 and 253,265.76

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Solution

The fourth proportional to 460,003.91, 634,800.67 and 253,265.76 is: 349,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,003.91 : 634,800.67 = 253,265.76 : x
  2. Step 2: Convert to fraction form
    460,003.91/634,800.67 = 253,265.76/x
  3. Step 3: Cross multiply
    460,003.91x = 634,800.67 × 253,265.76
  4. Step 4: Simplify right side
    460,003.91x = 160,773,276,000.58
  5. Step 5: Solve for x
    x = 160,773,276,000.58/460,003.91
  6. Step 6: Final answer
    x = 349,504.15

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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.