Home / 1,107,794.63-1,661,692.44-349,712.90

Finding the Fourth Proportional to 1,107,794.63, 1,661,692.44 and 349,712.90

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Solution

The fourth proportional to 1,107,794.63, 1,661,692.44 and 349,712.90 is: 524,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,794.63 : 1,661,692.44 = 349,712.90 : x
  2. Step 2: Convert to fraction form
    1,107,794.63/1,661,692.44 = 349,712.90/x
  3. Step 3: Cross multiply
    1,107,794.63x = 1,661,692.44 × 349,712.90
  4. Step 4: Simplify right side
    1,107,794.63x = 581,115,273,792.01
  5. Step 5: Solve for x
    x = 581,115,273,792.01/1,107,794.63
  6. Step 6: Final answer
    x = 524,569.50

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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.