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Finding the Fourth Proportional to 1,752.78, 2,629.48 and 598.26

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Solution

The fourth proportional to 1,752.78, 2,629.48 and 598.26 is: 897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.78 : 2,629.48 = 598.26 : x
  2. Step 2: Convert to fraction form
    1,752.78/2,629.48 = 598.26/x
  3. Step 3: Cross multiply
    1,752.78x = 2,629.48 × 598.26
  4. Step 4: Simplify right side
    1,752.78x = 1,573,112.70
  5. Step 5: Solve for x
    x = 1,573,112.70/1,752.78
  6. Step 6: Final answer
    x = 897.50

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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.