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Finding the Fourth Proportional to 544,419.93, 751,279.84 and 299,402.57

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Solution

The fourth proportional to 544,419.93, 751,279.84 and 299,402.57 is: 413,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,419.93 : 751,279.84 = 299,402.57 : x
  2. Step 2: Convert to fraction form
    544,419.93/751,279.84 = 299,402.57/x
  3. Step 3: Cross multiply
    544,419.93x = 751,279.84 × 299,402.57
  4. Step 4: Simplify right side
    544,419.93x = 224,935,113,388.18
  5. Step 5: Solve for x
    x = 224,935,113,388.18/544,419.93
  6. Step 6: Final answer
    x = 413,164.73

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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.