Home / 855,922.10-1,181,172.42-473,948.87

Finding the Fourth Proportional to 855,922.10, 1,181,172.42 and 473,948.87

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Solution

The fourth proportional to 855,922.10, 1,181,172.42 and 473,948.87 is: 654,049.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,922.10 : 1,181,172.42 = 473,948.87 : x
  2. Step 2: Convert to fraction form
    855,922.10/1,181,172.42 = 473,948.87/x
  3. Step 3: Cross multiply
    855,922.10x = 1,181,172.42 × 473,948.87
  4. Step 4: Simplify right side
    855,922.10x = 559,815,327,828.30
  5. Step 5: Solve for x
    x = 559,815,327,828.30/855,922.10
  6. Step 6: Final answer
    x = 654,049.39

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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.