Home / 1,559,438.10-2,339,339.40-494,587.80

Finding the Fourth Proportional to 1,559,438.10, 2,339,339.40 and 494,587.80

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Solution

The fourth proportional to 1,559,438.10, 2,339,339.40 and 494,587.80 is: 741,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,438.10 : 2,339,339.40 = 494,587.80 : x
  2. Step 2: Convert to fraction form
    1,559,438.10/2,339,339.40 = 494,587.80/x
  3. Step 3: Cross multiply
    1,559,438.10x = 2,339,339.40 × 494,587.80
  4. Step 4: Simplify right side
    1,559,438.10x = 1,157,008,727,299.32
  5. Step 5: Solve for x
    x = 1,157,008,727,299.32/1,559,438.10
  6. Step 6: Final answer
    x = 741,939.50

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Double scale
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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.