Home / 342,917.28-473,215.14-189,949.32

Finding the Fourth Proportional to 342,917.28, 473,215.14 and 189,949.32

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Solution

The fourth proportional to 342,917.28, 473,215.14 and 189,949.32 is: 262,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,917.28 : 473,215.14 = 189,949.32 : x
  2. Step 2: Convert to fraction form
    342,917.28/473,215.14 = 189,949.32/x
  3. Step 3: Cross multiply
    342,917.28x = 473,215.14 × 189,949.32
  4. Step 4: Simplify right side
    342,917.28x = 89,886,894,056.70
  5. Step 5: Solve for x
    x = 89,886,894,056.70/342,917.28
  6. Step 6: Final answer
    x = 262,124.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.