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Finding the Fourth Proportional to 296,472.20, 444,708.30 and 277,809.80

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Solution

The fourth proportional to 296,472.20, 444,708.30 and 277,809.80 is: 416,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,472.20 : 444,708.30 = 277,809.80 : x
  2. Step 2: Convert to fraction form
    296,472.20/444,708.30 = 277,809.80/x
  3. Step 3: Cross multiply
    296,472.20x = 444,708.30 × 277,809.80
  4. Step 4: Simplify right side
    296,472.20x = 123,544,323,881.34
  5. Step 5: Solve for x
    x = 123,544,323,881.34/296,472.20
  6. Step 6: Final answer
    x = 416,714.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.