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Finding the Fourth Proportional to 888,980.60, 1,331,502.60 and 731,516.60

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Solution

The fourth proportional to 888,980.60, 1,331,502.60 and 731,516.60 is: 1,095,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,980.60 : 1,331,502.60 = 731,516.60 : x
  2. Step 2: Convert to fraction form
    888,980.60/1,331,502.60 = 731,516.60/x
  3. Step 3: Cross multiply
    888,980.60x = 1,331,502.60 × 731,516.60
  4. Step 4: Simplify right side
    888,980.60x = 974,016,254,843.16
  5. Step 5: Solve for x
    x = 974,016,254,843.16/888,980.60
  6. Step 6: Final answer
    x = 1,095,655.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.