Home / 759,164.78-1,138,360.26-253,543.88

Finding the Fourth Proportional to 759,164.78, 1,138,360.26 and 253,543.88

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Solution

The fourth proportional to 759,164.78, 1,138,360.26 and 253,543.88 is: 380,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,164.78 : 1,138,360.26 = 253,543.88 : x
  2. Step 2: Convert to fraction form
    759,164.78/1,138,360.26 = 253,543.88/x
  3. Step 3: Cross multiply
    759,164.78x = 1,138,360.26 × 253,543.88
  4. Step 4: Simplify right side
    759,164.78x = 288,624,277,158.21
  5. Step 5: Solve for x
    x = 288,624,277,158.21/759,164.78
  6. Step 6: Final answer
    x = 380,186.60

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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.