Home / 707,477.22-976,234.07-416,868.66

Finding the Fourth Proportional to 707,477.22, 976,234.07 and 416,868.66

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Solution

The fourth proportional to 707,477.22, 976,234.07 and 416,868.66 is: 575,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,477.22 : 976,234.07 = 416,868.66 : x
  2. Step 2: Convert to fraction form
    707,477.22/976,234.07 = 416,868.66/x
  3. Step 3: Cross multiply
    707,477.22x = 976,234.07 × 416,868.66
  4. Step 4: Simplify right side
    707,477.22x = 406,961,389,649.42
  5. Step 5: Solve for x
    x = 406,961,389,649.42/707,477.22
  6. Step 6: Final answer
    x = 575,228.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.