Home / 855,916.88-1,181,150.85-473,935.46

Finding the Fourth Proportional to 855,916.88, 1,181,150.85 and 473,935.46

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Solution

The fourth proportional to 855,916.88, 1,181,150.85 and 473,935.46 is: 654,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,916.88 : 1,181,150.85 = 473,935.46 : x
  2. Step 2: Convert to fraction form
    855,916.88/1,181,150.85 = 473,935.46/x
  3. Step 3: Cross multiply
    855,916.88x = 1,181,150.85 × 473,935.46
  4. Step 4: Simplify right side
    855,916.88x = 559,789,265,518.39
  5. Step 5: Solve for x
    x = 559,789,265,518.39/855,916.88
  6. Step 6: Final answer
    x = 654,022.93

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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.