Home / 357,846.32-493,341.36-270,248.60

Finding the Fourth Proportional to 357,846.32, 493,341.36 and 270,248.60

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Solution

The fourth proportional to 357,846.32, 493,341.36 and 270,248.60 is: 372,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,846.32 : 493,341.36 = 270,248.60 : x
  2. Step 2: Convert to fraction form
    357,846.32/493,341.36 = 270,248.60/x
  3. Step 3: Cross multiply
    357,846.32x = 493,341.36 × 270,248.60
  4. Step 4: Simplify right side
    357,846.32x = 133,324,811,862.10
  5. Step 5: Solve for x
    x = 133,324,811,862.10/357,846.32
  6. Step 6: Final answer
    x = 372,575.61

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1.5x scale

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.