Home / 984,129.30-1,476,193.95-274,266.90

Finding the Fourth Proportional to 984,129.30, 1,476,193.95 and 274,266.90

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Solution

The fourth proportional to 984,129.30, 1,476,193.95 and 274,266.90 is: 411,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,129.30 : 1,476,193.95 = 274,266.90 : x
  2. Step 2: Convert to fraction form
    984,129.30/1,476,193.95 = 274,266.90/x
  3. Step 3: Cross multiply
    984,129.30x = 1,476,193.95 × 274,266.90
  4. Step 4: Simplify right side
    984,129.30x = 404,871,138,465.26
  5. Step 5: Solve for x
    x = 404,871,138,465.26/984,129.30
  6. Step 6: Final answer
    x = 411,400.35

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Double scale
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Similar ratio
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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.