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Finding the Fourth Proportional to 478,746.29, 718,041.68 and 226,026.29

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Solution

The fourth proportional to 478,746.29, 718,041.68 and 226,026.29 is: 339,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,746.29 : 718,041.68 = 226,026.29 : x
  2. Step 2: Convert to fraction form
    478,746.29/718,041.68 = 226,026.29/x
  3. Step 3: Cross multiply
    478,746.29x = 718,041.68 × 226,026.29
  4. Step 4: Simplify right side
    478,746.29x = 162,296,295,865.64
  5. Step 5: Solve for x
    x = 162,296,295,865.64/478,746.29
  6. Step 6: Final answer
    x = 339,002.72

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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.