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Finding the Fourth Proportional to 599,416.50, 899,124.75 and 156,184.50

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Solution

The fourth proportional to 599,416.50, 899,124.75 and 156,184.50 is: 234,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,416.50 : 899,124.75 = 156,184.50 : x
  2. Step 2: Convert to fraction form
    599,416.50/899,124.75 = 156,184.50/x
  3. Step 3: Cross multiply
    599,416.50x = 899,124.75 × 156,184.50
  4. Step 4: Simplify right side
    599,416.50x = 140,429,349,516.38
  5. Step 5: Solve for x
    x = 140,429,349,516.38/599,416.50
  6. Step 6: Final answer
    x = 234,276.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.