Home / 282,318.95-423,104.65-207,086.85

Finding the Fourth Proportional to 282,318.95, 423,104.65 and 207,086.85

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Solution

The fourth proportional to 282,318.95, 423,104.65 and 207,086.85 is: 310,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,318.95 : 423,104.65 = 207,086.85 : x
  2. Step 2: Convert to fraction form
    282,318.95/423,104.65 = 207,086.85/x
  3. Step 3: Cross multiply
    282,318.95x = 423,104.65 × 207,086.85
  4. Step 4: Simplify right side
    282,318.95x = 87,619,408,671.14
  5. Step 5: Solve for x
    x = 87,619,408,671.14/282,318.95
  6. Step 6: Final answer
    x = 310,356.10

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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.