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Finding the Fourth Proportional to 501,843, 750,873.90 and 352,378.56

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Solution

The fourth proportional to 501,843, 750,873.90 and 352,378.56 is: 527,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,843 : 750,873.90 = 352,378.56 : x
  2. Step 2: Convert to fraction form
    501,843/750,873.90 = 352,378.56/x
  3. Step 3: Cross multiply
    501,843x = 750,873.90 × 352,378.56
  4. Step 4: Simplify right side
    501,843x = 264,591,863,623.58
  5. Step 5: Solve for x
    x = 264,591,863,623.58/501,843
  6. Step 6: Final answer
    x = 527,240.32

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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.