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Finding the Fourth Proportional to 302,695.40, 453,824.40 and 169,616.45

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Solution

The fourth proportional to 302,695.40, 453,824.40 and 169,616.45 is: 254,302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,695.40 : 453,824.40 = 169,616.45 : x
  2. Step 2: Convert to fraction form
    302,695.40/453,824.40 = 169,616.45/x
  3. Step 3: Cross multiply
    302,695.40x = 453,824.40 × 169,616.45
  4. Step 4: Simplify right side
    302,695.40x = 76,976,083,651.38
  5. Step 5: Solve for x
    x = 76,976,083,651.38/302,695.40
  6. Step 6: Final answer
    x = 254,302.13

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1.5x scale

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.