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Finding the Fourth Proportional to 493,374.71, 740,321.42 and 350,204.46

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Solution

The fourth proportional to 493,374.71, 740,321.42 and 350,204.46 is: 525,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,374.71 : 740,321.42 = 350,204.46 : x
  2. Step 2: Convert to fraction form
    493,374.71/740,321.42 = 350,204.46/x
  3. Step 3: Cross multiply
    493,374.71x = 740,321.42 × 350,204.46
  4. Step 4: Simplify right side
    493,374.71x = 259,263,863,937.26
  5. Step 5: Solve for x
    x = 259,263,863,937.26/493,374.71
  6. Step 6: Final answer
    x = 525,490.79

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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.