Home / 905,910.93-1,357,869.94-373,141.33

Finding the Fourth Proportional to 905,910.93, 1,357,869.94 and 373,141.33

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Solution

The fourth proportional to 905,910.93, 1,357,869.94 and 373,141.33 is: 559,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,910.93 : 1,357,869.94 = 373,141.33 : x
  2. Step 2: Convert to fraction form
    905,910.93/1,357,869.94 = 373,141.33/x
  3. Step 3: Cross multiply
    905,910.93x = 1,357,869.94 × 373,141.33
  4. Step 4: Simplify right side
    905,910.93x = 506,677,391,801.70
  5. Step 5: Solve for x
    x = 506,677,391,801.70/905,910.93
  6. Step 6: Final answer
    x = 559,301.56

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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.