Home / 835,985.26-1,154,137.88-550,335.72

Finding the Fourth Proportional to 835,985.26, 1,154,137.88 and 550,335.72

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Solution

The fourth proportional to 835,985.26, 1,154,137.88 and 550,335.72 is: 759,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,985.26 : 1,154,137.88 = 550,335.72 : x
  2. Step 2: Convert to fraction form
    835,985.26/1,154,137.88 = 550,335.72/x
  3. Step 3: Cross multiply
    835,985.26x = 1,154,137.88 × 550,335.72
  4. Step 4: Simplify right side
    835,985.26x = 635,163,301,169.07
  5. Step 5: Solve for x
    x = 635,163,301,169.07/835,985.26
  6. Step 6: Final answer
    x = 759,778.11

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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.