Home / 711,302.31-1,065,768.84-500,497.38

Finding the Fourth Proportional to 711,302.31, 1,065,768.84 and 500,497.38

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Solution

The fourth proportional to 711,302.31, 1,065,768.84 and 500,497.38 is: 749,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,302.31 : 1,065,768.84 = 500,497.38 : x
  2. Step 2: Convert to fraction form
    711,302.31/1,065,768.84 = 500,497.38/x
  3. Step 3: Cross multiply
    711,302.31x = 1,065,768.84 × 500,497.38
  4. Step 4: Simplify right side
    711,302.31x = 533,414,512,105.64
  5. Step 5: Solve for x
    x = 533,414,512,105.64/711,302.31
  6. Step 6: Final answer
    x = 749,912.53

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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.