Home / 402,928.73-603,784.14-269,570.25

Finding the Fourth Proportional to 402,928.73, 603,784.14 and 269,570.25

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Solution

The fourth proportional to 402,928.73, 603,784.14 and 269,570.25 is: 403,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,928.73 : 603,784.14 = 269,570.25 : x
  2. Step 2: Convert to fraction form
    402,928.73/603,784.14 = 269,570.25/x
  3. Step 3: Cross multiply
    402,928.73x = 603,784.14 × 269,570.25
  4. Step 4: Simplify right side
    402,928.73x = 162,762,241,565.84
  5. Step 5: Solve for x
    x = 162,762,241,565.84/402,928.73
  6. Step 6: Final answer
    x = 403,947.97

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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.