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Finding the Fourth Proportional to 302,536.96, 453,805.32 and 124,848.64

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Solution

The fourth proportional to 302,536.96, 453,805.32 and 124,848.64 is: 187,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,536.96 : 453,805.32 = 124,848.64 : x
  2. Step 2: Convert to fraction form
    302,536.96/453,805.32 = 124,848.64/x
  3. Step 3: Cross multiply
    302,536.96x = 453,805.32 × 124,848.64
  4. Step 4: Simplify right side
    302,536.96x = 56,656,977,026.76
  5. Step 5: Solve for x
    x = 56,656,977,026.76/302,536.96
  6. Step 6: Final answer
    x = 187,272.91

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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.