Home / 728,323.96-1,092,617.46-222,875.86

Finding the Fourth Proportional to 728,323.96, 1,092,617.46 and 222,875.86

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Solution

The fourth proportional to 728,323.96, 1,092,617.46 and 222,875.86 is: 334,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,323.96 : 1,092,617.46 = 222,875.86 : x
  2. Step 2: Convert to fraction form
    728,323.96/1,092,617.46 = 222,875.86/x
  3. Step 3: Cross multiply
    728,323.96x = 1,092,617.46 × 222,875.86
  4. Step 4: Simplify right side
    728,323.96x = 243,518,056,048.52
  5. Step 5: Solve for x
    x = 243,518,056,048.52/728,323.96
  6. Step 6: Final answer
    x = 334,354.04

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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.