Home / 712,848.30-1,069,197.12-375,753.84

Finding the Fourth Proportional to 712,848.30, 1,069,197.12 and 375,753.84

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Solution

The fourth proportional to 712,848.30, 1,069,197.12 and 375,753.84 is: 563,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,848.30 : 1,069,197.12 = 375,753.84 : x
  2. Step 2: Convert to fraction form
    712,848.30/1,069,197.12 = 375,753.84/x
  3. Step 3: Cross multiply
    712,848.30x = 1,069,197.12 × 375,753.84
  4. Step 4: Simplify right side
    712,848.30x = 401,754,923,556.94
  5. Step 5: Solve for x
    x = 401,754,923,556.94/712,848.30
  6. Step 6: Final answer
    x = 563,591.05

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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.