Home / 407,469.24-562,279.40-226,166.92

Finding the Fourth Proportional to 407,469.24, 562,279.40 and 226,166.92

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Solution

The fourth proportional to 407,469.24, 562,279.40 and 226,166.92 is: 312,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,469.24 : 562,279.40 = 226,166.92 : x
  2. Step 2: Convert to fraction form
    407,469.24/562,279.40 = 226,166.92/x
  3. Step 3: Cross multiply
    407,469.24x = 562,279.40 × 226,166.92
  4. Step 4: Simplify right side
    407,469.24x = 127,169,000,077.45
  5. Step 5: Solve for x
    x = 127,169,000,077.45/407,469.24
  6. Step 6: Final answer
    x = 312,094.72

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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.