Home / 709,090.27-1,063,644.64-235,775.61

Finding the Fourth Proportional to 709,090.27, 1,063,644.64 and 235,775.61

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Solution

The fourth proportional to 709,090.27, 1,063,644.64 and 235,775.61 is: 353,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,090.27 : 1,063,644.64 = 235,775.61 : x
  2. Step 2: Convert to fraction form
    709,090.27/1,063,644.64 = 235,775.61/x
  3. Step 3: Cross multiply
    709,090.27x = 1,063,644.64 × 235,775.61
  4. Step 4: Simplify right side
    709,090.27x = 250,781,463,229.79
  5. Step 5: Solve for x
    x = 250,781,463,229.79/709,090.27
  6. Step 6: Final answer
    x = 353,666.49

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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.