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Finding the Fourth Proportional to 302,832.45, 453,666.51 and 169,307.76

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Solution

The fourth proportional to 302,832.45, 453,666.51 and 169,307.76 is: 253,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,832.45 : 453,666.51 = 169,307.76 : x
  2. Step 2: Convert to fraction form
    302,832.45/453,666.51 = 169,307.76/x
  3. Step 3: Cross multiply
    302,832.45x = 453,666.51 × 169,307.76
  4. Step 4: Simplify right side
    302,832.45x = 76,809,260,595.12
  5. Step 5: Solve for x
    x = 76,809,260,595.12/302,832.45
  6. Step 6: Final answer
    x = 253,636.16

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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.