Home / 790,517.52-1,090,907.73-427,933.98

Finding the Fourth Proportional to 790,517.52, 1,090,907.73 and 427,933.98

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Solution

The fourth proportional to 790,517.52, 1,090,907.73 and 427,933.98 is: 590,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,517.52 : 1,090,907.73 = 427,933.98 : x
  2. Step 2: Convert to fraction form
    790,517.52/1,090,907.73 = 427,933.98/x
  3. Step 3: Cross multiply
    790,517.52x = 1,090,907.73 × 427,933.98
  4. Step 4: Simplify right side
    790,517.52x = 466,836,486,711.67
  5. Step 5: Solve for x
    x = 466,836,486,711.67/790,517.52
  6. Step 6: Final answer
    x = 590,545.40

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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.