Home / 790,527.43-1,090,927.62-427,951.02

Finding the Fourth Proportional to 790,527.43, 1,090,927.62 and 427,951.02

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Solution

The fourth proportional to 790,527.43, 1,090,927.62 and 427,951.02 is: 590,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,527.43 : 1,090,927.62 = 427,951.02 : x
  2. Step 2: Convert to fraction form
    790,527.43/1,090,927.62 = 427,951.02/x
  3. Step 3: Cross multiply
    790,527.43x = 1,090,927.62 × 427,951.02
  4. Step 4: Simplify right side
    790,527.43x = 466,863,591,816.15
  5. Step 5: Solve for x
    x = 466,863,591,816.15/790,527.43
  6. Step 6: Final answer
    x = 590,572.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.