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Finding the Fourth Proportional to 887,957.01, 1,331,713.89 and 348,323.00

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Solution

The fourth proportional to 887,957.01, 1,331,713.89 and 348,323.00 is: 522,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,957.01 : 1,331,713.89 = 348,323.00 : x
  2. Step 2: Convert to fraction form
    887,957.01/1,331,713.89 = 348,323.00/x
  3. Step 3: Cross multiply
    887,957.01x = 1,331,713.89 × 348,323.00
  4. Step 4: Simplify right side
    887,957.01x = 463,866,570,647.90
  5. Step 5: Solve for x
    x = 463,866,570,647.90/887,957.01
  6. Step 6: Final answer
    x = 522,397.55

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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.