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Finding the Fourth Proportional to 530,249.41, 794,370.59 and 313,459.09

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Solution

The fourth proportional to 530,249.41, 794,370.59 and 313,459.09 is: 469,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,249.41 : 794,370.59 = 313,459.09 : x
  2. Step 2: Convert to fraction form
    530,249.41/794,370.59 = 313,459.09/x
  3. Step 3: Cross multiply
    530,249.41x = 794,370.59 × 313,459.09
  4. Step 4: Simplify right side
    530,249.41x = 249,002,682,264.16
  5. Step 5: Solve for x
    x = 249,002,682,264.16/530,249.41
  6. Step 6: Final answer
    x = 469,595.40

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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.