Home / 357,724.55-493,454.33-223,355.27

Finding the Fourth Proportional to 357,724.55, 493,454.33 and 223,355.27

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Solution

The fourth proportional to 357,724.55, 493,454.33 and 223,355.27 is: 308,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,724.55 : 493,454.33 = 223,355.27 : x
  2. Step 2: Convert to fraction form
    357,724.55/493,454.33 = 223,355.27/x
  3. Step 3: Cross multiply
    357,724.55x = 493,454.33 × 223,355.27
  4. Step 4: Simplify right side
    357,724.55x = 110,215,626,064.26
  5. Step 5: Solve for x
    x = 110,215,626,064.26/357,724.55
  6. Step 6: Final answer
    x = 308,101.93

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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.