Home / 263,870.11-396,334.59-157,461.63

Finding the Fourth Proportional to 263,870.11, 396,334.59 and 157,461.63

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Solution

The fourth proportional to 263,870.11, 396,334.59 and 157,461.63 is: 236,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,870.11 : 396,334.59 = 157,461.63 : x
  2. Step 2: Convert to fraction form
    263,870.11/396,334.59 = 157,461.63/x
  3. Step 3: Cross multiply
    263,870.11x = 396,334.59 × 157,461.63
  4. Step 4: Simplify right side
    263,870.11x = 62,407,490,566.78
  5. Step 5: Solve for x
    x = 62,407,490,566.78/263,870.11
  6. Step 6: Final answer
    x = 236,508.37

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1.5x scale

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.