Home / 295,639.10-442,875.45-176,957.90

Finding the Fourth Proportional to 295,639.10, 442,875.45 and 176,957.90

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Solution

The fourth proportional to 295,639.10, 442,875.45 and 176,957.90 is: 265,087.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,639.10 : 442,875.45 = 176,957.90 : x
  2. Step 2: Convert to fraction form
    295,639.10/442,875.45 = 176,957.90/x
  3. Step 3: Cross multiply
    295,639.10x = 442,875.45 × 176,957.90
  4. Step 4: Simplify right side
    295,639.10x = 78,370,309,593.56
  5. Step 5: Solve for x
    x = 78,370,309,593.56/295,639.10
  6. Step 6: Final answer
    x = 265,087.77

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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.