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Finding the Fourth Proportional to 448,678.24, 672,352.48 and 182,114.40

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Solution

The fourth proportional to 448,678.24, 672,352.48 and 182,114.40 is: 272,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,678.24 : 672,352.48 = 182,114.40 : x
  2. Step 2: Convert to fraction form
    448,678.24/672,352.48 = 182,114.40/x
  3. Step 3: Cross multiply
    448,678.24x = 672,352.48 × 182,114.40
  4. Step 4: Simplify right side
    448,678.24x = 122,445,068,483.71
  5. Step 5: Solve for x
    x = 122,445,068,483.71/448,678.24
  6. Step 6: Final answer
    x = 272,901.73

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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.