Home / 723,743.52-998,746.77-417,809.55

Finding the Fourth Proportional to 723,743.52, 998,746.77 and 417,809.55

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Solution

The fourth proportional to 723,743.52, 998,746.77 and 417,809.55 is: 576,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,743.52 : 998,746.77 = 417,809.55 : x
  2. Step 2: Convert to fraction form
    723,743.52/998,746.77 = 417,809.55/x
  3. Step 3: Cross multiply
    723,743.52x = 998,746.77 × 417,809.55
  4. Step 4: Simplify right side
    723,743.52x = 417,285,938,537.65
  5. Step 5: Solve for x
    x = 417,285,938,537.65/723,743.52
  6. Step 6: Final answer
    x = 576,566.04

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