Home / 836,446.20-1,254,669.30-601,999.80

Finding the Fourth Proportional to 836,446.20, 1,254,669.30 and 601,999.80

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Solution

The fourth proportional to 836,446.20, 1,254,669.30 and 601,999.80 is: 902,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,446.20 : 1,254,669.30 = 601,999.80 : x
  2. Step 2: Convert to fraction form
    836,446.20/1,254,669.30 = 601,999.80/x
  3. Step 3: Cross multiply
    836,446.20x = 1,254,669.30 × 601,999.80
  4. Step 4: Simplify right side
    836,446.20x = 755,310,667,666.14
  5. Step 5: Solve for x
    x = 755,310,667,666.14/836,446.20
  6. Step 6: Final answer
    x = 902,999.70

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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.