Home / 545,080.37-752,376.26-315,694.04

Finding the Fourth Proportional to 545,080.37, 752,376.26 and 315,694.04

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Solution

The fourth proportional to 545,080.37, 752,376.26 and 315,694.04 is: 435,753.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,080.37 : 752,376.26 = 315,694.04 : x
  2. Step 2: Convert to fraction form
    545,080.37/752,376.26 = 315,694.04/x
  3. Step 3: Cross multiply
    545,080.37x = 752,376.26 × 315,694.04
  4. Step 4: Simplify right side
    545,080.37x = 237,520,700,027.79
  5. Step 5: Solve for x
    x = 237,520,700,027.79/545,080.37
  6. Step 6: Final answer
    x = 435,753.54

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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.