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Finding the Fourth Proportional to 972,873.64, 1,459,238.46 and 341,793.64

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Solution

The fourth proportional to 972,873.64, 1,459,238.46 and 341,793.64 is: 512,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,873.64 : 1,459,238.46 = 341,793.64 : x
  2. Step 2: Convert to fraction form
    972,873.64/1,459,238.46 = 341,793.64/x
  3. Step 3: Cross multiply
    972,873.64x = 1,459,238.46 × 341,793.64
  4. Step 4: Simplify right side
    972,873.64x = 498,758,424,871.39
  5. Step 5: Solve for x
    x = 498,758,424,871.39/972,873.64
  6. Step 6: Final answer
    x = 512,665.16

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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.