Home / 817,702.27-1,226,615.69-249,131.91

Finding the Fourth Proportional to 817,702.27, 1,226,615.69 and 249,131.91

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Solution

The fourth proportional to 817,702.27, 1,226,615.69 and 249,131.91 is: 373,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,702.27 : 1,226,615.69 = 249,131.91 : x
  2. Step 2: Convert to fraction form
    817,702.27/1,226,615.69 = 249,131.91/x
  3. Step 3: Cross multiply
    817,702.27x = 1,226,615.69 × 249,131.91
  4. Step 4: Simplify right side
    817,702.27x = 305,589,109,685.67
  5. Step 5: Solve for x
    x = 305,589,109,685.67/817,702.27
  6. Step 6: Final answer
    x = 373,716.84

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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.