Home / 697,720.28-1,046,729.48-242,325.59

Finding the Fourth Proportional to 697,720.28, 1,046,729.48 and 242,325.59

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Solution

The fourth proportional to 697,720.28, 1,046,729.48 and 242,325.59 is: 363,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,720.28 : 1,046,729.48 = 242,325.59 : x
  2. Step 2: Convert to fraction form
    697,720.28/1,046,729.48 = 242,325.59/x
  3. Step 3: Cross multiply
    697,720.28x = 1,046,729.48 × 242,325.59
  4. Step 4: Simplify right side
    697,720.28x = 253,649,340,216.59
  5. Step 5: Solve for x
    x = 253,649,340,216.59/697,720.28
  6. Step 6: Final answer
    x = 363,540.16

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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.