Home / 888,411.23-1,226,007.75-501,308.71

Finding the Fourth Proportional to 888,411.23, 1,226,007.75 and 501,308.71

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Solution

The fourth proportional to 888,411.23, 1,226,007.75 and 501,308.71 is: 691,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,411.23 : 1,226,007.75 = 501,308.71 : x
  2. Step 2: Convert to fraction form
    888,411.23/1,226,007.75 = 501,308.71/x
  3. Step 3: Cross multiply
    888,411.23x = 1,226,007.75 × 501,308.71
  4. Step 4: Simplify right side
    888,411.23x = 614,608,362,071.54
  5. Step 5: Solve for x
    x = 614,608,362,071.54/888,411.23
  6. Step 6: Final answer
    x = 691,806.16

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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.