Home / 555,083.31-766,033.53-340,181.85

Finding the Fourth Proportional to 555,083.31, 766,033.53 and 340,181.85

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Solution

The fourth proportional to 555,083.31, 766,033.53 and 340,181.85 is: 469,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,083.31 : 766,033.53 = 340,181.85 : x
  2. Step 2: Convert to fraction form
    555,083.31/766,033.53 = 340,181.85/x
  3. Step 3: Cross multiply
    555,083.31x = 766,033.53 × 340,181.85
  4. Step 4: Simplify right side
    555,083.31x = 260,590,703,397.43
  5. Step 5: Solve for x
    x = 260,590,703,397.43/555,083.31
  6. Step 6: Final answer
    x = 469,462.33

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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.