Home / 871,349.97-1,202,471.42-503,799.51

Finding the Fourth Proportional to 871,349.97, 1,202,471.42 and 503,799.51

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Solution

The fourth proportional to 871,349.97, 1,202,471.42 and 503,799.51 is: 695,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,349.97 : 1,202,471.42 = 503,799.51 : x
  2. Step 2: Convert to fraction form
    871,349.97/1,202,471.42 = 503,799.51/x
  3. Step 3: Cross multiply
    871,349.97x = 1,202,471.42 × 503,799.51
  4. Step 4: Simplify right side
    871,349.97x = 605,804,509,666.01
  5. Step 5: Solve for x
    x = 605,804,509,666.01/871,349.97
  6. Step 6: Final answer
    x = 695,248.21

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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.