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Finding the Fourth Proportional to 536,460.48, 740,007.58 and 334,906.56

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Solution

The fourth proportional to 536,460.48, 740,007.58 and 334,906.56 is: 461,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,460.48 : 740,007.58 = 334,906.56 : x
  2. Step 2: Convert to fraction form
    536,460.48/740,007.58 = 334,906.56/x
  3. Step 3: Cross multiply
    536,460.48x = 740,007.58 × 334,906.56
  4. Step 4: Simplify right side
    536,460.48x = 247,833,392,991.73
  5. Step 5: Solve for x
    x = 247,833,392,991.73/536,460.48
  6. Step 6: Final answer
    x = 461,978.85

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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.