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Finding the Fourth Proportional to 722,873.96, 997,531.84 and 432,645.44

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Solution

The fourth proportional to 722,873.96, 997,531.84 and 432,645.44 is: 597,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,873.96 : 997,531.84 = 432,645.44 : x
  2. Step 2: Convert to fraction form
    722,873.96/997,531.84 = 432,645.44/x
  3. Step 3: Cross multiply
    722,873.96x = 997,531.84 × 432,645.44
  4. Step 4: Simplify right side
    722,873.96x = 431,577,601,830.81
  5. Step 5: Solve for x
    x = 431,577,601,830.81/722,873.96
  6. Step 6: Final answer
    x = 597,030.22

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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.