Home / 889,669.36-1,335,835.68-770,097.16

Finding the Fourth Proportional to 889,669.36, 1,335,835.68 and 770,097.16

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Solution

The fourth proportional to 889,669.36, 1,335,835.68 and 770,097.16 is: 1,156,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,669.36 : 1,335,835.68 = 770,097.16 : x
  2. Step 2: Convert to fraction form
    889,669.36/1,335,835.68 = 770,097.16/x
  3. Step 3: Cross multiply
    889,669.36x = 1,335,835.68 × 770,097.16
  4. Step 4: Simplify right side
    889,669.36x = 1,028,723,263,394.67
  5. Step 5: Solve for x
    x = 1,028,723,263,394.67/889,669.36
  6. Step 6: Final answer
    x = 1,156,298.41

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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.