Home / 1,747.02-2,620.23-497.46

Finding the Fourth Proportional to 1,747.02, 2,620.23 and 497.46

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Solution

The fourth proportional to 1,747.02, 2,620.23 and 497.46 is: 746.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.02 : 2,620.23 = 497.46 : x
  2. Step 2: Convert to fraction form
    1,747.02/2,620.23 = 497.46/x
  3. Step 3: Cross multiply
    1,747.02x = 2,620.23 × 497.46
  4. Step 4: Simplify right side
    1,747.02x = 1,303,459.62
  5. Step 5: Solve for x
    x = 1,303,459.62/1,747.02
  6. Step 6: Final answer
    x = 746.10

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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.