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Finding the Fourth Proportional to 224,510.63, 336,587.12 and 129,633.20

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Solution

The fourth proportional to 224,510.63, 336,587.12 and 129,633.20 is: 194,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,510.63 : 336,587.12 = 129,633.20 : x
  2. Step 2: Convert to fraction form
    224,510.63/336,587.12 = 129,633.20/x
  3. Step 3: Cross multiply
    224,510.63x = 336,587.12 × 129,633.20
  4. Step 4: Simplify right side
    224,510.63x = 43,632,863,113.28
  5. Step 5: Solve for x
    x = 43,632,863,113.28/224,510.63
  6. Step 6: Final answer
    x = 194,346.54

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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.