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Finding the Fourth Proportional to 510,027, 703,837.26 and 283,667.64

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Solution

The fourth proportional to 510,027, 703,837.26 and 283,667.64 is: 391,461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,027 : 703,837.26 = 283,667.64 : x
  2. Step 2: Convert to fraction form
    510,027/703,837.26 = 283,667.64/x
  3. Step 3: Cross multiply
    510,027x = 703,837.26 × 283,667.64
  4. Step 4: Simplify right side
    510,027x = 199,655,854,488.27
  5. Step 5: Solve for x
    x = 199,655,854,488.27/510,027
  6. Step 6: Final answer
    x = 391,461.34

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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.