Home / 318,337.84-439,313.22-175,105.12

Finding the Fourth Proportional to 318,337.84, 439,313.22 and 175,105.12

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Solution

The fourth proportional to 318,337.84, 439,313.22 and 175,105.12 is: 241,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,337.84 : 439,313.22 = 175,105.12 : x
  2. Step 2: Convert to fraction form
    318,337.84/439,313.22 = 175,105.12/x
  3. Step 3: Cross multiply
    318,337.84x = 439,313.22 × 175,105.12
  4. Step 4: Simplify right side
    318,337.84x = 76,925,994,105.69
  5. Step 5: Solve for x
    x = 76,925,994,105.69/318,337.84
  6. Step 6: Final answer
    x = 241,648.92

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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.