Home / 695,884.67-960,272.31-385,784.18

Finding the Fourth Proportional to 695,884.67, 960,272.31 and 385,784.18

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Solution

The fourth proportional to 695,884.67, 960,272.31 and 385,784.18 is: 532,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,884.67 : 960,272.31 = 385,784.18 : x
  2. Step 2: Convert to fraction form
    695,884.67/960,272.31 = 385,784.18/x
  3. Step 3: Cross multiply
    695,884.67x = 960,272.31 × 385,784.18
  4. Step 4: Simplify right side
    695,884.67x = 370,457,860,888.69
  5. Step 5: Solve for x
    x = 370,457,860,888.69/695,884.67
  6. Step 6: Final answer
    x = 532,355.26

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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.