Home / 403,277.58-604,566.45-203,431.14

Finding the Fourth Proportional to 403,277.58, 604,566.45 and 203,431.14

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Solution

The fourth proportional to 403,277.58, 604,566.45 and 203,431.14 is: 304,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,277.58 : 604,566.45 = 203,431.14 : x
  2. Step 2: Convert to fraction form
    403,277.58/604,566.45 = 203,431.14/x
  3. Step 3: Cross multiply
    403,277.58x = 604,566.45 × 203,431.14
  4. Step 4: Simplify right side
    403,277.58x = 122,987,642,129.25
  5. Step 5: Solve for x
    x = 122,987,642,129.25/403,277.58
  6. Step 6: Final answer
    x = 304,970.19

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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.