Home / 866,275.33-1,299,634.42-333,653.35

Finding the Fourth Proportional to 866,275.33, 1,299,634.42 and 333,653.35

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Solution

The fourth proportional to 866,275.33, 1,299,634.42 and 333,653.35 is: 500,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,275.33 : 1,299,634.42 = 333,653.35 : x
  2. Step 2: Convert to fraction form
    866,275.33/1,299,634.42 = 333,653.35/x
  3. Step 3: Cross multiply
    866,275.33x = 1,299,634.42 × 333,653.35
  4. Step 4: Simplify right side
    866,275.33x = 433,627,373,925.09
  5. Step 5: Solve for x
    x = 433,627,373,925.09/866,275.33
  6. Step 6: Final answer
    x = 500,565.31

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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.