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Finding the Fourth Proportional to 460,002.86, 634,803.91 and 256,049.40

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Solution

The fourth proportional to 460,002.86, 634,803.91 and 256,049.40 is: 353,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,002.86 : 634,803.91 = 256,049.40 : x
  2. Step 2: Convert to fraction form
    460,002.86/634,803.91 = 256,049.40/x
  3. Step 3: Cross multiply
    460,002.86x = 634,803.91 × 256,049.40
  4. Step 4: Simplify right side
    460,002.86x = 162,541,157,252.52
  5. Step 5: Solve for x
    x = 162,541,157,252.52/460,002.86
  6. Step 6: Final answer
    x = 353,348.14

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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.