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Finding the Fourth Proportional to 450,931.44, 676,134.12 and 301,340.64

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Solution

The fourth proportional to 450,931.44, 676,134.12 and 301,340.64 is: 451,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,931.44 : 676,134.12 = 301,340.64 : x
  2. Step 2: Convert to fraction form
    450,931.44/676,134.12 = 301,340.64/x
  3. Step 3: Cross multiply
    450,931.44x = 676,134.12 × 301,340.64
  4. Step 4: Simplify right side
    450,931.44x = 203,746,688,446.64
  5. Step 5: Solve for x
    x = 203,746,688,446.64/450,931.44
  6. Step 6: Final answer
    x = 451,835.18

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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.