Home / 302,917.14-418,025.68-175,666.55

Finding the Fourth Proportional to 302,917.14, 418,025.68 and 175,666.55

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Solution

The fourth proportional to 302,917.14, 418,025.68 and 175,666.55 is: 242,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,917.14 : 418,025.68 = 175,666.55 : x
  2. Step 2: Convert to fraction form
    302,917.14/418,025.68 = 175,666.55/x
  3. Step 3: Cross multiply
    302,917.14x = 418,025.68 × 175,666.55
  4. Step 4: Simplify right side
    302,917.14x = 73,433,126,487.71
  5. Step 5: Solve for x
    x = 73,433,126,487.71/302,917.14
  6. Step 6: Final answer
    x = 242,419.85

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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.