Home / 712,277.90-1,068,412.83-179,796.74

Finding the Fourth Proportional to 712,277.90, 1,068,412.83 and 179,796.74

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Solution

The fourth proportional to 712,277.90, 1,068,412.83 and 179,796.74 is: 269,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,277.90 : 1,068,412.83 = 179,796.74 : x
  2. Step 2: Convert to fraction form
    712,277.90/1,068,412.83 = 179,796.74/x
  3. Step 3: Cross multiply
    712,277.90x = 1,068,412.83 × 179,796.74
  4. Step 4: Simplify right side
    712,277.90x = 192,097,143,808.17
  5. Step 5: Solve for x
    x = 192,097,143,808.17/712,277.90
  6. Step 6: Final answer
    x = 269,694.10

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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.