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Finding the Fourth Proportional to 536,422.16, 804,624.12 and 283,648.70

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Solution

The fourth proportional to 536,422.16, 804,624.12 and 283,648.70 is: 425,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,422.16 : 804,624.12 = 283,648.70 : x
  2. Step 2: Convert to fraction form
    536,422.16/804,624.12 = 283,648.70/x
  3. Step 3: Cross multiply
    536,422.16x = 804,624.12 × 283,648.70
  4. Step 4: Simplify right side
    536,422.16x = 228,230,581,603.52
  5. Step 5: Solve for x
    x = 228,230,581,603.52/536,422.16
  6. Step 6: Final answer
    x = 425,468.22

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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.