Home / 677,681.42-1,016,525.63-228,406.18

Finding the Fourth Proportional to 677,681.42, 1,016,525.63 and 228,406.18

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Solution

The fourth proportional to 677,681.42, 1,016,525.63 and 228,406.18 is: 342,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,681.42 : 1,016,525.63 = 228,406.18 : x
  2. Step 2: Convert to fraction form
    677,681.42/1,016,525.63 = 228,406.18/x
  3. Step 3: Cross multiply
    677,681.42x = 1,016,525.63 × 228,406.18
  4. Step 4: Simplify right side
    677,681.42x = 232,180,735,474.28
  5. Step 5: Solve for x
    x = 232,180,735,474.28/677,681.42
  6. Step 6: Final answer
    x = 342,610.45

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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.