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Finding the Fourth Proportional to 582,752.22, 874,283.85 and 208,813.02

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Solution

The fourth proportional to 582,752.22, 874,283.85 and 208,813.02 is: 313,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,752.22 : 874,283.85 = 208,813.02 : x
  2. Step 2: Convert to fraction form
    582,752.22/874,283.85 = 208,813.02/x
  3. Step 3: Cross multiply
    582,752.22x = 874,283.85 × 208,813.02
  4. Step 4: Simplify right side
    582,752.22x = 182,561,851,055.73
  5. Step 5: Solve for x
    x = 182,561,851,055.73/582,752.22
  6. Step 6: Final answer
    x = 313,275.26

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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.