Home / 380,279.32-525,141.07-244,548.97

Finding the Fourth Proportional to 380,279.32, 525,141.07 and 244,548.97

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Solution

The fourth proportional to 380,279.32, 525,141.07 and 244,548.97 is: 337,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,279.32 : 525,141.07 = 244,548.97 : x
  2. Step 2: Convert to fraction form
    380,279.32/525,141.07 = 244,548.97/x
  3. Step 3: Cross multiply
    380,279.32x = 525,141.07 × 244,548.97
  4. Step 4: Simplify right side
    380,279.32x = 128,422,710,178.48
  5. Step 5: Solve for x
    x = 128,422,710,178.48/380,279.32
  6. Step 6: Final answer
    x = 337,706.27

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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.