Home / 1,345.98-2,019.12-566.22

Finding the Fourth Proportional to 1,345.98, 2,019.12 and 566.22

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Solution

The fourth proportional to 1,345.98, 2,019.12 and 566.22 is: 849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345.98 : 2,019.12 = 566.22 : x
  2. Step 2: Convert to fraction form
    1,345.98/2,019.12 = 566.22/x
  3. Step 3: Cross multiply
    1,345.98x = 2,019.12 × 566.22
  4. Step 4: Simplify right side
    1,345.98x = 1,143,266.13
  5. Step 5: Solve for x
    x = 1,143,266.13/1,345.98
  6. Step 6: Final answer
    x = 849.39

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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.