Home / 875,352.15-1,207,961.91-488,179.17

Finding the Fourth Proportional to 875,352.15, 1,207,961.91 and 488,179.17

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Solution

The fourth proportional to 875,352.15, 1,207,961.91 and 488,179.17 is: 673,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,352.15 : 1,207,961.91 = 488,179.17 : x
  2. Step 2: Convert to fraction form
    875,352.15/1,207,961.91 = 488,179.17/x
  3. Step 3: Cross multiply
    875,352.15x = 1,207,961.91 × 488,179.17
  4. Step 4: Simplify right side
    875,352.15x = 589,701,842,615.42
  5. Step 5: Solve for x
    x = 589,701,842,615.42/875,352.15
  6. Step 6: Final answer
    x = 673,673.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.