Home / 395,330.13-545,332.86-250,090.85

Finding the Fourth Proportional to 395,330.13, 545,332.86 and 250,090.85

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Solution

The fourth proportional to 395,330.13, 545,332.86 and 250,090.85 is: 344,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,330.13 : 545,332.86 = 250,090.85 : x
  2. Step 2: Convert to fraction form
    395,330.13/545,332.86 = 250,090.85/x
  3. Step 3: Cross multiply
    395,330.13x = 545,332.86 × 250,090.85
  4. Step 4: Simplify right side
    395,330.13x = 136,382,759,853.66
  5. Step 5: Solve for x
    x = 136,382,759,853.66/395,330.13
  6. Step 6: Final answer
    x = 344,984.48

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1.5x scale

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.