Home / 712,849.30-1,069,198.62-375,754.84

Finding the Fourth Proportional to 712,849.30, 1,069,198.62 and 375,754.84

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Solution

The fourth proportional to 712,849.30, 1,069,198.62 and 375,754.84 is: 563,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,849.30 : 1,069,198.62 = 375,754.84 : x
  2. Step 2: Convert to fraction form
    712,849.30/1,069,198.62 = 375,754.84/x
  3. Step 3: Cross multiply
    712,849.30x = 1,069,198.62 × 375,754.84
  4. Step 4: Simplify right side
    712,849.30x = 401,756,556,386.32
  5. Step 5: Solve for x
    x = 401,756,556,386.32/712,849.30
  6. Step 6: Final answer
    x = 563,592.55

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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.