Home / 1,045.26-1,567.14-497.16

Finding the Fourth Proportional to 1,045.26, 1,567.14 and 497.16

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Solution

The fourth proportional to 1,045.26, 1,567.14 and 497.16 is: 745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045.26 : 1,567.14 = 497.16 : x
  2. Step 2: Convert to fraction form
    1,045.26/1,567.14 = 497.16/x
  3. Step 3: Cross multiply
    1,045.26x = 1,567.14 × 497.16
  4. Step 4: Simplify right side
    1,045.26x = 779,119.32
  5. Step 5: Solve for x
    x = 779,119.32/1,045.26
  6. Step 6: Final answer
    x = 745.38

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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.