Home / 849,436.17-1,272,659.57-798,866.25

Finding the Fourth Proportional to 849,436.17, 1,272,659.57 and 798,866.25

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Solution

The fourth proportional to 849,436.17, 1,272,659.57 and 798,866.25 is: 1,196,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,436.17 : 1,272,659.57 = 798,866.25 : x
  2. Step 2: Convert to fraction form
    849,436.17/1,272,659.57 = 798,866.25/x
  3. Step 3: Cross multiply
    849,436.17x = 1,272,659.57 × 798,866.25
  4. Step 4: Simplify right side
    849,436.17x = 1,016,684,767,854.88
  5. Step 5: Solve for x
    x = 1,016,684,767,854.88/849,436.17
  6. Step 6: Final answer
    x = 1,196,893.67

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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.