Home / 877,272.24-1,316,033.88-270,111.92

Finding the Fourth Proportional to 877,272.24, 1,316,033.88 and 270,111.92

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Solution

The fourth proportional to 877,272.24, 1,316,033.88 and 270,111.92 is: 405,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,272.24 : 1,316,033.88 = 270,111.92 : x
  2. Step 2: Convert to fraction form
    877,272.24/1,316,033.88 = 270,111.92/x
  3. Step 3: Cross multiply
    877,272.24x = 1,316,033.88 × 270,111.92
  4. Step 4: Simplify right side
    877,272.24x = 355,476,438,111.85
  5. Step 5: Solve for x
    x = 355,476,438,111.85/877,272.24
  6. Step 6: Final answer
    x = 405,206.53

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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.