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Finding the Fourth Proportional to 451,547.99, 676,844.69 and 167,055.83

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Solution

The fourth proportional to 451,547.99, 676,844.69 and 167,055.83 is: 250,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,547.99 : 676,844.69 = 167,055.83 : x
  2. Step 2: Convert to fraction form
    451,547.99/676,844.69 = 167,055.83/x
  3. Step 3: Cross multiply
    451,547.99x = 676,844.69 × 167,055.83
  4. Step 4: Simplify right side
    451,547.99x = 113,070,847,249.54
  5. Step 5: Solve for x
    x = 113,070,847,249.54/451,547.99
  6. Step 6: Final answer
    x = 250,407.16

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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.