Home / 407,453.76-562,259.52-226,157.04

Finding the Fourth Proportional to 407,453.76, 562,259.52 and 226,157.04

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Solution

The fourth proportional to 407,453.76, 562,259.52 and 226,157.04 is: 312,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,453.76 : 562,259.52 = 226,157.04 : x
  2. Step 2: Convert to fraction form
    407,453.76/562,259.52 = 226,157.04/x
  3. Step 3: Cross multiply
    407,453.76x = 562,259.52 × 226,157.04
  4. Step 4: Simplify right side
    407,453.76x = 127,158,948,755.02
  5. Step 5: Solve for x
    x = 127,158,948,755.02/407,453.76
  6. Step 6: Final answer
    x = 312,081.91

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1.5x scale

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.