Home / 730,020.27-1,094,840.33-309,079.47

Finding the Fourth Proportional to 730,020.27, 1,094,840.33 and 309,079.47

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Solution

The fourth proportional to 730,020.27, 1,094,840.33 and 309,079.47 is: 463,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,020.27 : 1,094,840.33 = 309,079.47 : x
  2. Step 2: Convert to fraction form
    730,020.27/1,094,840.33 = 309,079.47/x
  3. Step 3: Cross multiply
    730,020.27x = 1,094,840.33 × 309,079.47
  4. Step 4: Simplify right side
    730,020.27x = 338,392,667,385.63
  5. Step 5: Solve for x
    x = 338,392,667,385.63/730,020.27
  6. Step 6: Final answer
    x = 463,538.73

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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.