Home / 1,118,382.60-1,677,448.25-308,882.10

Finding the Fourth Proportional to 1,118,382.60, 1,677,448.25 and 308,882.10

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Solution

The fourth proportional to 1,118,382.60, 1,677,448.25 and 308,882.10 is: 463,288.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,382.60 : 1,677,448.25 = 308,882.10 : x
  2. Step 2: Convert to fraction form
    1,118,382.60/1,677,448.25 = 308,882.10/x
  3. Step 3: Cross multiply
    1,118,382.60x = 1,677,448.25 × 308,882.10
  4. Step 4: Simplify right side
    1,118,382.60x = 518,133,743,067.15
  5. Step 5: Solve for x
    x = 518,133,743,067.15/1,118,382.60
  6. Step 6: Final answer
    x = 463,288.45

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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.