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Finding the Fourth Proportional to 552,451.20, 826,603.20 and 365,827.20

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Solution

The fourth proportional to 552,451.20, 826,603.20 and 365,827.20 is: 547,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,451.20 : 826,603.20 = 365,827.20 : x
  2. Step 2: Convert to fraction form
    552,451.20/826,603.20 = 365,827.20/x
  3. Step 3: Cross multiply
    552,451.20x = 826,603.20 × 365,827.20
  4. Step 4: Simplify right side
    552,451.20x = 302,393,934,167.04
  5. Step 5: Solve for x
    x = 302,393,934,167.04/552,451.20
  6. Step 6: Final answer
    x = 547,367.68

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1.5x scale

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.