Home / 302,426.30-453,639.45-197,363.90

Finding the Fourth Proportional to 302,426.30, 453,639.45 and 197,363.90

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Solution

The fourth proportional to 302,426.30, 453,639.45 and 197,363.90 is: 296,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,426.30 : 453,639.45 = 197,363.90 : x
  2. Step 2: Convert to fraction form
    302,426.30/453,639.45 = 197,363.90/x
  3. Step 3: Cross multiply
    302,426.30x = 453,639.45 × 197,363.90
  4. Step 4: Simplify right side
    302,426.30x = 89,532,051,045.86
  5. Step 5: Solve for x
    x = 89,532,051,045.86/302,426.30
  6. Step 6: Final answer
    x = 296,045.85

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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.