Home / 362,948.76-500,856.16-199,603.86

Finding the Fourth Proportional to 362,948.76, 500,856.16 and 199,603.86

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Solution

The fourth proportional to 362,948.76, 500,856.16 and 199,603.86 is: 275,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,948.76 : 500,856.16 = 199,603.86 : x
  2. Step 2: Convert to fraction form
    362,948.76/500,856.16 = 199,603.86/x
  3. Step 3: Cross multiply
    362,948.76x = 500,856.16 × 199,603.86
  4. Step 4: Simplify right side
    362,948.76x = 99,972,822,840.78
  5. Step 5: Solve for x
    x = 99,972,822,840.78/362,948.76
  6. Step 6: Final answer
    x = 275,446.11

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1.5x scale

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.