Home / 779,684.22-1,169,567.64-247,164.30

Finding the Fourth Proportional to 779,684.22, 1,169,567.64 and 247,164.30

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Solution

The fourth proportional to 779,684.22, 1,169,567.64 and 247,164.30 is: 370,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,684.22 : 1,169,567.64 = 247,164.30 : x
  2. Step 2: Convert to fraction form
    779,684.22/1,169,567.64 = 247,164.30/x
  3. Step 3: Cross multiply
    779,684.22x = 1,169,567.64 × 247,164.30
  4. Step 4: Simplify right side
    779,684.22x = 289,075,367,043.25
  5. Step 5: Solve for x
    x = 289,075,367,043.25/779,684.22
  6. Step 6: Final answer
    x = 370,759.55

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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.