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Finding the Fourth Proportional to 534,302.72, 801,749.24 and 297,778.72

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Solution

The fourth proportional to 534,302.72, 801,749.24 and 297,778.72 is: 446,832.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,302.72 : 801,749.24 = 297,778.72 : x
  2. Step 2: Convert to fraction form
    534,302.72/801,749.24 = 297,778.72/x
  3. Step 3: Cross multiply
    534,302.72x = 801,749.24 × 297,778.72
  4. Step 4: Simplify right side
    534,302.72x = 238,743,862,448.17
  5. Step 5: Solve for x
    x = 238,743,862,448.17/534,302.72
  6. Step 6: Final answer
    x = 446,832.58

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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.