Home / 357,575.32-493,385.22-242,944.84

Finding the Fourth Proportional to 357,575.32, 493,385.22 and 242,944.84

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Solution

The fourth proportional to 357,575.32, 493,385.22 and 242,944.84 is: 335,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,575.32 : 493,385.22 = 242,944.84 : x
  2. Step 2: Convert to fraction form
    357,575.32/493,385.22 = 242,944.84/x
  3. Step 3: Cross multiply
    357,575.32x = 493,385.22 × 242,944.84
  4. Step 4: Simplify right side
    357,575.32x = 119,865,393,331.27
  5. Step 5: Solve for x
    x = 119,865,393,331.27/357,575.32
  6. Step 6: Final answer
    x = 335,217.19

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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.