Home / 757,111.92-1,134,268.20-382,239.60

Finding the Fourth Proportional to 757,111.92, 1,134,268.20 and 382,239.60

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Solution

The fourth proportional to 757,111.92, 1,134,268.20 and 382,239.60 is: 572,652.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,111.92 : 1,134,268.20 = 382,239.60 : x
  2. Step 2: Convert to fraction form
    757,111.92/1,134,268.20 = 382,239.60/x
  3. Step 3: Cross multiply
    757,111.92x = 1,134,268.20 × 382,239.60
  4. Step 4: Simplify right side
    757,111.92x = 433,562,223,060.72
  5. Step 5: Solve for x
    x = 433,562,223,060.72/757,111.92
  6. Step 6: Final answer
    x = 572,652.75

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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.