Home / 792,351.95-1,188,702.87-293,715.95

Finding the Fourth Proportional to 792,351.95, 1,188,702.87 and 293,715.95

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Solution

The fourth proportional to 792,351.95, 1,188,702.87 and 293,715.95 is: 440,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,351.95 : 1,188,702.87 = 293,715.95 : x
  2. Step 2: Convert to fraction form
    792,351.95/1,188,702.87 = 293,715.95/x
  3. Step 3: Cross multiply
    792,351.95x = 1,188,702.87 × 293,715.95
  4. Step 4: Simplify right side
    792,351.95x = 349,140,986,786.26
  5. Step 5: Solve for x
    x = 349,140,986,786.26/792,351.95
  6. Step 6: Final answer
    x = 440,638.77

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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.