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Finding the Fourth Proportional to 302,820.72, 453,802.68 and 167,944.17

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Solution

The fourth proportional to 302,820.72, 453,802.68 and 167,944.17 is: 251,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,820.72 : 453,802.68 = 167,944.17 : x
  2. Step 2: Convert to fraction form
    302,820.72/453,802.68 = 167,944.17/x
  3. Step 3: Cross multiply
    302,820.72x = 453,802.68 × 167,944.17
  4. Step 4: Simplify right side
    302,820.72x = 76,213,514,436.38
  5. Step 5: Solve for x
    x = 76,213,514,436.38/302,820.72
  6. Step 6: Final answer
    x = 251,678.66

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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.