Home / 871,723.31-1,203,304.49-654,559.32

Finding the Fourth Proportional to 871,723.31, 1,203,304.49 and 654,559.32

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Solution

The fourth proportional to 871,723.31, 1,203,304.49 and 654,559.32 is: 903,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,723.31 : 1,203,304.49 = 654,559.32 : x
  2. Step 2: Convert to fraction form
    871,723.31/1,203,304.49 = 654,559.32/x
  3. Step 3: Cross multiply
    871,723.31x = 1,203,304.49 × 654,559.32
  4. Step 4: Simplify right side
    871,723.31x = 787,634,168,727.35
  5. Step 5: Solve for x
    x = 787,634,168,727.35/871,723.31
  6. Step 6: Final answer
    x = 903,536.89

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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.