Home / 1,084,115.28-1,626,431.31-374,149.50

Finding the Fourth Proportional to 1,084,115.28, 1,626,431.31 and 374,149.50

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Solution

The fourth proportional to 1,084,115.28, 1,626,431.31 and 374,149.50 is: 561,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,115.28 : 1,626,431.31 = 374,149.50 : x
  2. Step 2: Convert to fraction form
    1,084,115.28/1,626,431.31 = 374,149.50/x
  3. Step 3: Cross multiply
    1,084,115.28x = 1,626,431.31 × 374,149.50
  4. Step 4: Simplify right side
    1,084,115.28x = 608,528,461,420.85
  5. Step 5: Solve for x
    x = 608,528,461,420.85/1,084,115.28
  6. Step 6: Final answer
    x = 561,313.43

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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.