Home / 610,280.06-842,273.67-338,408.42

Finding the Fourth Proportional to 610,280.06, 842,273.67 and 338,408.42

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Solution

The fourth proportional to 610,280.06, 842,273.67 and 338,408.42 is: 467,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,280.06 : 842,273.67 = 338,408.42 : x
  2. Step 2: Convert to fraction form
    610,280.06/842,273.67 = 338,408.42/x
  3. Step 3: Cross multiply
    610,280.06x = 842,273.67 × 338,408.42
  4. Step 4: Simplify right side
    610,280.06x = 285,032,501,872.30
  5. Step 5: Solve for x
    x = 285,032,501,872.30/610,280.06
  6. Step 6: Final answer
    x = 467,051.97

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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.