Home / 862,739.96-1,292,679.41-524,758.14

Finding the Fourth Proportional to 862,739.96, 1,292,679.41 and 524,758.14

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Solution

The fourth proportional to 862,739.96, 1,292,679.41 and 524,758.14 is: 786,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,739.96 : 1,292,679.41 = 524,758.14 : x
  2. Step 2: Convert to fraction form
    862,739.96/1,292,679.41 = 524,758.14/x
  3. Step 3: Cross multiply
    862,739.96x = 1,292,679.41 × 524,758.14
  4. Step 4: Simplify right side
    862,739.96x = 678,344,040,184.11
  5. Step 5: Solve for x
    x = 678,344,040,184.11/862,739.96
  6. Step 6: Final answer
    x = 786,267.10

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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.