Home / 423,280.12-584,087.94-251,168.38

Finding the Fourth Proportional to 423,280.12, 584,087.94 and 251,168.38

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Solution

The fourth proportional to 423,280.12, 584,087.94 and 251,168.38 is: 346,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,280.12 : 584,087.94 = 251,168.38 : x
  2. Step 2: Convert to fraction form
    423,280.12/584,087.94 = 251,168.38/x
  3. Step 3: Cross multiply
    423,280.12x = 584,087.94 × 251,168.38
  4. Step 4: Simplify right side
    423,280.12x = 146,704,421,667.34
  5. Step 5: Solve for x
    x = 146,704,421,667.34/423,280.12
  6. Step 6: Final answer
    x = 346,589.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.