Home / 708,202.27-1,062,514.67-665,905.69

Finding the Fourth Proportional to 708,202.27, 1,062,514.67 and 665,905.69

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Solution

The fourth proportional to 708,202.27, 1,062,514.67 and 665,905.69 is: 999,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,202.27 : 1,062,514.67 = 665,905.69 : x
  2. Step 2: Convert to fraction form
    708,202.27/1,062,514.67 = 665,905.69/x
  3. Step 3: Cross multiply
    708,202.27x = 1,062,514.67 × 665,905.69
  4. Step 4: Simplify right side
    708,202.27x = 707,534,562,460.09
  5. Step 5: Solve for x
    x = 707,534,562,460.09/708,202.27
  6. Step 6: Final answer
    x = 999,057.18

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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.