Home / 723,999.60-1,084,930.20-524,739.60

Finding the Fourth Proportional to 723,999.60, 1,084,930.20 and 524,739.60

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Solution

The fourth proportional to 723,999.60, 1,084,930.20 and 524,739.60 is: 786,334.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,999.60 : 1,084,930.20 = 524,739.60 : x
  2. Step 2: Convert to fraction form
    723,999.60/1,084,930.20 = 524,739.60/x
  3. Step 3: Cross multiply
    723,999.60x = 1,084,930.20 × 524,739.60
  4. Step 4: Simplify right side
    723,999.60x = 569,305,839,175.92
  5. Step 5: Solve for x
    x = 569,305,839,175.92/723,999.60
  6. Step 6: Final answer
    x = 786,334.47

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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.