Home / 482,717.64-666,279.57-301,320.34

Finding the Fourth Proportional to 482,717.64, 666,279.57 and 301,320.34

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Solution

The fourth proportional to 482,717.64, 666,279.57 and 301,320.34 is: 415,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,717.64 : 666,279.57 = 301,320.34 : x
  2. Step 2: Convert to fraction form
    482,717.64/666,279.57 = 301,320.34/x
  3. Step 3: Cross multiply
    482,717.64x = 666,279.57 × 301,320.34
  4. Step 4: Simplify right side
    482,717.64x = 200,763,588,842.57
  5. Step 5: Solve for x
    x = 200,763,588,842.57/482,717.64
  6. Step 6: Final answer
    x = 415,902.74

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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.