Home / 1,018,658.25-1,405,792.13-565,949.25

Finding the Fourth Proportional to 1,018,658.25, 1,405,792.13 and 565,949.25

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Solution

The fourth proportional to 1,018,658.25, 1,405,792.13 and 565,949.25 is: 781,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,658.25 : 1,405,792.13 = 565,949.25 : x
  2. Step 2: Convert to fraction form
    1,018,658.25/1,405,792.13 = 565,949.25/x
  3. Step 3: Cross multiply
    1,018,658.25x = 1,405,792.13 × 565,949.25
  4. Step 4: Simplify right side
    1,018,658.25x = 795,606,998,799.66
  5. Step 5: Solve for x
    x = 795,606,998,799.66/1,018,658.25
  6. Step 6: Final answer
    x = 781,034.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.