Home / 688,415.93-1,032,222.93-267,199.73

Finding the Fourth Proportional to 688,415.93, 1,032,222.93 and 267,199.73

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Solution

The fourth proportional to 688,415.93, 1,032,222.93 and 267,199.73 is: 400,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,415.93 : 1,032,222.93 = 267,199.73 : x
  2. Step 2: Convert to fraction form
    688,415.93/1,032,222.93 = 267,199.73/x
  3. Step 3: Cross multiply
    688,415.93x = 1,032,222.93 × 267,199.73
  4. Step 4: Simplify right side
    688,415.93x = 275,809,683,034.69
  5. Step 5: Solve for x
    x = 275,809,683,034.69/688,415.93
  6. Step 6: Final answer
    x = 400,643.96

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1.5x scale

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.