Home / 735,998.40-1,015,785.36-413,735.04

Finding the Fourth Proportional to 735,998.40, 1,015,785.36 and 413,735.04

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Solution

The fourth proportional to 735,998.40, 1,015,785.36 and 413,735.04 is: 571,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,998.40 : 1,015,785.36 = 413,735.04 : x
  2. Step 2: Convert to fraction form
    735,998.40/1,015,785.36 = 413,735.04/x
  3. Step 3: Cross multiply
    735,998.40x = 1,015,785.36 × 413,735.04
  4. Step 4: Simplify right side
    735,998.40x = 420,265,996,551.01
  5. Step 5: Solve for x
    x = 420,265,996,551.01/735,998.40
  6. Step 6: Final answer
    x = 571,014.82

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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.