Home / 792,649.40-1,188,974.10-779,527.40

Finding the Fourth Proportional to 792,649.40, 1,188,974.10 and 779,527.40

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Solution

The fourth proportional to 792,649.40, 1,188,974.10 and 779,527.40 is: 1,169,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,649.40 : 1,188,974.10 = 779,527.40 : x
  2. Step 2: Convert to fraction form
    792,649.40/1,188,974.10 = 779,527.40/x
  3. Step 3: Cross multiply
    792,649.40x = 1,188,974.10 × 779,527.40
  4. Step 4: Simplify right side
    792,649.40x = 926,837,888,840.34
  5. Step 5: Solve for x
    x = 926,837,888,840.34/792,649.40
  6. Step 6: Final answer
    x = 1,169,291.10

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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.