Home / 855,895.32-1,181,121.08-473,913.90

Finding the Fourth Proportional to 855,895.32, 1,181,121.08 and 473,913.90

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Solution

The fourth proportional to 855,895.32, 1,181,121.08 and 473,913.90 is: 653,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,895.32 : 1,181,121.08 = 473,913.90 : x
  2. Step 2: Convert to fraction form
    855,895.32/1,181,121.08 = 473,913.90/x
  3. Step 3: Cross multiply
    855,895.32x = 1,181,121.08 × 473,913.90
  4. Step 4: Simplify right side
    855,895.32x = 559,749,695,025.44
  5. Step 5: Solve for x
    x = 559,749,695,025.44/855,895.32
  6. Step 6: Final answer
    x = 653,993.17

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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.