Home / 893,432.70-1,340,399.18-361,327.40

Finding the Fourth Proportional to 893,432.70, 1,340,399.18 and 361,327.40

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Solution

The fourth proportional to 893,432.70, 1,340,399.18 and 361,327.40 is: 542,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,432.70 : 1,340,399.18 = 361,327.40 : x
  2. Step 2: Convert to fraction form
    893,432.70/1,340,399.18 = 361,327.40/x
  3. Step 3: Cross multiply
    893,432.70x = 1,340,399.18 × 361,327.40
  4. Step 4: Simplify right side
    893,432.70x = 484,322,950,671.53
  5. Step 5: Solve for x
    x = 484,322,950,671.53/893,432.70
  6. Step 6: Final answer
    x = 542,092.26

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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.