Home / 787,275.16-1,181,100.15-254,796.20

Finding the Fourth Proportional to 787,275.16, 1,181,100.15 and 254,796.20

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Solution

The fourth proportional to 787,275.16, 1,181,100.15 and 254,796.20 is: 382,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,275.16 : 1,181,100.15 = 254,796.20 : x
  2. Step 2: Convert to fraction form
    787,275.16/1,181,100.15 = 254,796.20/x
  3. Step 3: Cross multiply
    787,275.16x = 1,181,100.15 × 254,796.20
  4. Step 4: Simplify right side
    787,275.16x = 300,939,823,656.19
  5. Step 5: Solve for x
    x = 300,939,823,656.19/787,275.16
  6. Step 6: Final answer
    x = 382,254.95

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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.