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Finding the Fourth Proportional to 614,025.12, 920,994.51 and 229,700.68

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Solution

The fourth proportional to 614,025.12, 920,994.51 and 229,700.68 is: 344,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,025.12 : 920,994.51 = 229,700.68 : x
  2. Step 2: Convert to fraction form
    614,025.12/920,994.51 = 229,700.68/x
  3. Step 3: Cross multiply
    614,025.12x = 920,994.51 × 229,700.68
  4. Step 4: Simplify right side
    614,025.12x = 211,553,063,782.16
  5. Step 5: Solve for x
    x = 211,553,063,782.16/614,025.12
  6. Step 6: Final answer
    x = 344,534.87

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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.