Home / 990,044.16-1,366,261.68-537,335.04

Finding the Fourth Proportional to 990,044.16, 1,366,261.68 and 537,335.04

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Solution

The fourth proportional to 990,044.16, 1,366,261.68 and 537,335.04 is: 741,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,044.16 : 1,366,261.68 = 537,335.04 : x
  2. Step 2: Convert to fraction form
    990,044.16/1,366,261.68 = 537,335.04/x
  3. Step 3: Cross multiply
    990,044.16x = 1,366,261.68 × 537,335.04
  4. Step 4: Simplify right side
    990,044.16x = 734,140,274,473.27
  5. Step 5: Solve for x
    x = 734,140,274,473.27/990,044.16
  6. Step 6: Final answer
    x = 741,522.76

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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.