Home / 1,168,080.72-1,752,135.12-458,442.96

Finding the Fourth Proportional to 1,168,080.72, 1,752,135.12 and 458,442.96

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Solution

The fourth proportional to 1,168,080.72, 1,752,135.12 and 458,442.96 is: 687,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,080.72 : 1,752,135.12 = 458,442.96 : x
  2. Step 2: Convert to fraction form
    1,168,080.72/1,752,135.12 = 458,442.96/x
  3. Step 3: Cross multiply
    1,168,080.72x = 1,752,135.12 × 458,442.96
  4. Step 4: Simplify right side
    1,168,080.72x = 803,254,010,732.76
  5. Step 5: Solve for x
    x = 803,254,010,732.76/1,168,080.72
  6. Step 6: Final answer
    x = 687,669.95

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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.