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Finding the Fourth Proportional to 534,002.78, 736,924.75 and 292,300.67

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Solution

The fourth proportional to 534,002.78, 736,924.75 and 292,300.67 is: 403,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,002.78 : 736,924.75 = 292,300.67 : x
  2. Step 2: Convert to fraction form
    534,002.78/736,924.75 = 292,300.67/x
  3. Step 3: Cross multiply
    534,002.78x = 736,924.75 × 292,300.67
  4. Step 4: Simplify right side
    534,002.78x = 215,403,599,276.14
  5. Step 5: Solve for x
    x = 215,403,599,276.14/534,002.78
  6. Step 6: Final answer
    x = 403,375.42

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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.