Home / 305,261.60-457,890.24-94,899.20

Finding the Fourth Proportional to 305,261.60, 457,890.24 and 94,899.20

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Solution

The fourth proportional to 305,261.60, 457,890.24 and 94,899.20 is: 142,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,261.60 : 457,890.24 = 94,899.20 : x
  2. Step 2: Convert to fraction form
    305,261.60/457,890.24 = 94,899.20/x
  3. Step 3: Cross multiply
    305,261.60x = 457,890.24 × 94,899.20
  4. Step 4: Simplify right side
    305,261.60x = 43,453,417,463.81
  5. Step 5: Solve for x
    x = 43,453,417,463.81/305,261.60
  6. Step 6: Final answer
    x = 142,348.13

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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.