Home / 371,320.32-556,481.56-202,587.81

Finding the Fourth Proportional to 371,320.32, 556,481.56 and 202,587.81

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Solution

The fourth proportional to 371,320.32, 556,481.56 and 202,587.81 is: 303,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,320.32 : 556,481.56 = 202,587.81 : x
  2. Step 2: Convert to fraction form
    371,320.32/556,481.56 = 202,587.81/x
  3. Step 3: Cross multiply
    371,320.32x = 556,481.56 × 202,587.81
  4. Step 4: Simplify right side
    371,320.32x = 112,736,380,545.78
  5. Step 5: Solve for x
    x = 112,736,380,545.78/371,320.32
  6. Step 6: Final answer
    x = 303,609.51

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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.