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Finding the Fourth Proportional to 883,374.80, 1,325,721.72 and 656,195

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Solution

The fourth proportional to 883,374.80, 1,325,721.72 and 656,195 is: 984,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,374.80 : 1,325,721.72 = 656,195 : x
  2. Step 2: Convert to fraction form
    883,374.80/1,325,721.72 = 656,195/x
  3. Step 3: Cross multiply
    883,374.80x = 1,325,721.72 × 656,195
  4. Step 4: Simplify right side
    883,374.80x = 869,931,964,055.40
  5. Step 5: Solve for x
    x = 869,931,964,055.40/883,374.80
  6. Step 6: Final answer
    x = 984,782.41

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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.