Home / 866,816.46-1,300,349.07-267,829.92

Finding the Fourth Proportional to 866,816.46, 1,300,349.07 and 267,829.92

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Solution

The fourth proportional to 866,816.46, 1,300,349.07 and 267,829.92 is: 401,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,816.46 : 1,300,349.07 = 267,829.92 : x
  2. Step 2: Convert to fraction form
    866,816.46/1,300,349.07 = 267,829.92/x
  3. Step 3: Cross multiply
    866,816.46x = 1,300,349.07 × 267,829.92
  4. Step 4: Simplify right side
    866,816.46x = 348,272,387,390.17
  5. Step 5: Solve for x
    x = 348,272,387,390.17/866,816.46
  6. Step 6: Final answer
    x = 401,783.31

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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.