Home / 843,429.42-1,163,961.66-461,456.16

Finding the Fourth Proportional to 843,429.42, 1,163,961.66 and 461,456.16

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Solution

The fourth proportional to 843,429.42, 1,163,961.66 and 461,456.16 is: 636,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,429.42 : 1,163,961.66 = 461,456.16 : x
  2. Step 2: Convert to fraction form
    843,429.42/1,163,961.66 = 461,456.16/x
  3. Step 3: Cross multiply
    843,429.42x = 1,163,961.66 × 461,456.16
  4. Step 4: Simplify right side
    843,429.42x = 537,117,278,010.83
  5. Step 5: Solve for x
    x = 537,117,278,010.83/843,429.42
  6. Step 6: Final answer
    x = 636,825.40

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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.