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Finding the Fourth Proportional to 598,479.08, 826,200.42 and 372,197.48

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Solution

The fourth proportional to 598,479.08, 826,200.42 and 372,197.48 is: 513,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,479.08 : 826,200.42 = 372,197.48 : x
  2. Step 2: Convert to fraction form
    598,479.08/826,200.42 = 372,197.48/x
  3. Step 3: Cross multiply
    598,479.08x = 826,200.42 × 372,197.48
  4. Step 4: Simplify right side
    598,479.08x = 307,509,714,298.94
  5. Step 5: Solve for x
    x = 307,509,714,298.94/598,479.08
  6. Step 6: Final answer
    x = 513,818.65

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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.