Home / 901,609.40-1,352,912.11-502,475.07

Finding the Fourth Proportional to 901,609.40, 1,352,912.11 and 502,475.07

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Solution

The fourth proportional to 901,609.40, 1,352,912.11 and 502,475.07 is: 753,990.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,609.40 : 1,352,912.11 = 502,475.07 : x
  2. Step 2: Convert to fraction form
    901,609.40/1,352,912.11 = 502,475.07/x
  3. Step 3: Cross multiply
    901,609.40x = 1,352,912.11 × 502,475.07
  4. Step 4: Simplify right side
    901,609.40x = 679,804,610,993.33
  5. Step 5: Solve for x
    x = 679,804,610,993.33/901,609.40
  6. Step 6: Final answer
    x = 753,990.15

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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.