Home / 305,250.60-457,766.55-155,441.10

Finding the Fourth Proportional to 305,250.60, 457,766.55 and 155,441.10

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Solution

The fourth proportional to 305,250.60, 457,766.55 and 155,441.10 is: 233,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,250.60 : 457,766.55 = 155,441.10 : x
  2. Step 2: Convert to fraction form
    305,250.60/457,766.55 = 155,441.10/x
  3. Step 3: Cross multiply
    305,250.60x = 457,766.55 × 155,441.10
  4. Step 4: Simplify right side
    305,250.60x = 71,155,736,075.21
  5. Step 5: Solve for x
    x = 71,155,736,075.21/305,250.60
  6. Step 6: Final answer
    x = 233,105.97

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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.