Home / 302,895.30-454,347.70-89,684.85

Finding the Fourth Proportional to 302,895.30, 454,347.70 and 89,684.85

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Solution

The fourth proportional to 302,895.30, 454,347.70 and 89,684.85 is: 134,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,895.30 : 454,347.70 = 89,684.85 : x
  2. Step 2: Convert to fraction form
    302,895.30/454,347.70 = 89,684.85/x
  3. Step 3: Cross multiply
    302,895.30x = 454,347.70 × 89,684.85
  4. Step 4: Simplify right side
    302,895.30x = 40,748,105,322.35
  5. Step 5: Solve for x
    x = 40,748,105,322.35/302,895.30
  6. Step 6: Final answer
    x = 134,528.68

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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.