Home / 295,619.60-442,846.20-176,938.40

Finding the Fourth Proportional to 295,619.60, 442,846.20 and 176,938.40

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Solution

The fourth proportional to 295,619.60, 442,846.20 and 176,938.40 is: 265,058.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,619.60 : 442,846.20 = 176,938.40 : x
  2. Step 2: Convert to fraction form
    295,619.60/442,846.20 = 176,938.40/x
  3. Step 3: Cross multiply
    295,619.60x = 442,846.20 × 176,938.40
  4. Step 4: Simplify right side
    295,619.60x = 78,356,498,074.08
  5. Step 5: Solve for x
    x = 78,356,498,074.08/295,619.60
  6. Step 6: Final answer
    x = 265,058.53

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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.