Home / 905,587.28-1,358,427.44-231,674.42

Finding the Fourth Proportional to 905,587.28, 1,358,427.44 and 231,674.42

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Solution

The fourth proportional to 905,587.28, 1,358,427.44 and 231,674.42 is: 347,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,587.28 : 1,358,427.44 = 231,674.42 : x
  2. Step 2: Convert to fraction form
    905,587.28/1,358,427.44 = 231,674.42/x
  3. Step 3: Cross multiply
    905,587.28x = 1,358,427.44 × 231,674.42
  4. Step 4: Simplify right side
    905,587.28x = 314,712,881,323.58
  5. Step 5: Solve for x
    x = 314,712,881,323.58/905,587.28
  6. Step 6: Final answer
    x = 347,523.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.