Home / 407,412.98-562,184.31-226,132.55

Finding the Fourth Proportional to 407,412.98, 562,184.31 and 226,132.55

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Solution

The fourth proportional to 407,412.98, 562,184.31 and 226,132.55 is: 312,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,412.98 : 562,184.31 = 226,132.55 : x
  2. Step 2: Convert to fraction form
    407,412.98/562,184.31 = 226,132.55/x
  3. Step 3: Cross multiply
    407,412.98x = 562,184.31 × 226,132.55
  4. Step 4: Simplify right side
    407,412.98x = 127,128,171,590.29
  5. Step 5: Solve for x
    x = 127,128,171,590.29/407,412.98
  6. Step 6: Final answer
    x = 312,037.61

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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.