Home / 855,830.28-1,181,082.69-473,857.10

Finding the Fourth Proportional to 855,830.28, 1,181,082.69 and 473,857.10

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Solution

The fourth proportional to 855,830.28, 1,181,082.69 and 473,857.10 is: 653,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,830.28 : 1,181,082.69 = 473,857.10 : x
  2. Step 2: Convert to fraction form
    855,830.28/1,181,082.69 = 473,857.10/x
  3. Step 3: Cross multiply
    855,830.28x = 1,181,082.69 × 473,857.10
  4. Step 4: Simplify right side
    855,830.28x = 559,664,412,438.19
  5. Step 5: Solve for x
    x = 559,664,412,438.19/855,830.28
  6. Step 6: Final answer
    x = 653,943.22

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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.