Home / 1,025,607.45-1,538,411.18-494,166.45

Finding the Fourth Proportional to 1,025,607.45, 1,538,411.18 and 494,166.45

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Solution

The fourth proportional to 1,025,607.45, 1,538,411.18 and 494,166.45 is: 741,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,607.45 : 1,538,411.18 = 494,166.45 : x
  2. Step 2: Convert to fraction form
    1,025,607.45/1,538,411.18 = 494,166.45/x
  3. Step 3: Cross multiply
    1,025,607.45x = 1,538,411.18 × 494,166.45
  4. Step 4: Simplify right side
    1,025,607.45x = 760,231,188,990.08
  5. Step 5: Solve for x
    x = 760,231,188,990.08/1,025,607.45
  6. Step 6: Final answer
    x = 741,249.68

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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.