Home / 906,702.46-1,251,199.98-498,738.44

Finding the Fourth Proportional to 906,702.46, 1,251,199.98 and 498,738.44

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Solution

The fourth proportional to 906,702.46, 1,251,199.98 and 498,738.44 is: 688,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,702.46 : 1,251,199.98 = 498,738.44 : x
  2. Step 2: Convert to fraction form
    906,702.46/1,251,199.98 = 498,738.44/x
  3. Step 3: Cross multiply
    906,702.46x = 1,251,199.98 × 498,738.44
  4. Step 4: Simplify right side
    906,702.46x = 624,021,526,153.23
  5. Step 5: Solve for x
    x = 624,021,526,153.23/906,702.46
  6. Step 6: Final answer
    x = 688,231.87

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Double scale
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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.