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Finding the Fourth Proportional to 586,057.50, 879,120.33 and 226,230.39

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Solution

The fourth proportional to 586,057.50, 879,120.33 and 226,230.39 is: 339,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,057.50 : 879,120.33 = 226,230.39 : x
  2. Step 2: Convert to fraction form
    586,057.50/879,120.33 = 226,230.39/x
  3. Step 3: Cross multiply
    586,057.50x = 879,120.33 × 226,230.39
  4. Step 4: Simplify right side
    586,057.50x = 198,883,735,112.83
  5. Step 5: Solve for x
    x = 198,883,735,112.83/586,057.50
  6. Step 6: Final answer
    x = 339,358.74

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1.5x scale

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.