Home / 990,026.15-1,366,236.65-537,317.15

Finding the Fourth Proportional to 990,026.15, 1,366,236.65 and 537,317.15

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Solution

The fourth proportional to 990,026.15, 1,366,236.65 and 537,317.15 is: 741,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,026.15 : 1,366,236.65 = 537,317.15 : x
  2. Step 2: Convert to fraction form
    990,026.15/1,366,236.65 = 537,317.15/x
  3. Step 3: Cross multiply
    990,026.15x = 1,366,236.65 × 537,317.15
  4. Step 4: Simplify right side
    990,026.15x = 734,102,383,003.55
  5. Step 5: Solve for x
    x = 734,102,383,003.55/990,026.15
  6. Step 6: Final answer
    x = 741,497.97

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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.