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Finding the Fourth Proportional to 302,597.12, 453,895.68 and 115,627.52

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Solution

The fourth proportional to 302,597.12, 453,895.68 and 115,627.52 is: 173,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,597.12 : 453,895.68 = 115,627.52 : x
  2. Step 2: Convert to fraction form
    302,597.12/453,895.68 = 115,627.52/x
  3. Step 3: Cross multiply
    302,597.12x = 453,895.68 × 115,627.52
  4. Step 4: Simplify right side
    302,597.12x = 52,482,831,817.11
  5. Step 5: Solve for x
    x = 52,482,831,817.11/302,597.12
  6. Step 6: Final answer
    x = 173,441.28

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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.