Home / 990,044.10-1,366,262.37-537,336.18

Finding the Fourth Proportional to 990,044.10, 1,366,262.37 and 537,336.18

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Solution

The fourth proportional to 990,044.10, 1,366,262.37 and 537,336.18 is: 741,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,044.10 : 1,366,262.37 = 537,336.18 : x
  2. Step 2: Convert to fraction form
    990,044.10/1,366,262.37 = 537,336.18/x
  3. Step 3: Cross multiply
    990,044.10x = 1,366,262.37 × 537,336.18
  4. Step 4: Simplify right side
    990,044.10x = 734,142,202,773.55
  5. Step 5: Solve for x
    x = 734,142,202,773.55/990,044.10
  6. Step 6: Final answer
    x = 741,524.75

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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.