Home / 302,042.40-452,545.20-196,807.20

Finding the Fourth Proportional to 302,042.40, 452,545.20 and 196,807.20

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Solution

The fourth proportional to 302,042.40, 452,545.20 and 196,807.20 is: 294,873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,042.40 : 452,545.20 = 196,807.20 : x
  2. Step 2: Convert to fraction form
    302,042.40/452,545.20 = 196,807.20/x
  3. Step 3: Cross multiply
    302,042.40x = 452,545.20 × 196,807.20
  4. Step 4: Simplify right side
    302,042.40x = 89,064,153,685.44
  5. Step 5: Solve for x
    x = 89,064,153,685.44/302,042.40
  6. Step 6: Final answer
    x = 294,873.02

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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.