Home / 501,926.40-692,670.60-272,493.12

Finding the Fourth Proportional to 501,926.40, 692,670.60 and 272,493.12

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Solution

The fourth proportional to 501,926.40, 692,670.60 and 272,493.12 is: 376,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,926.40 : 692,670.60 = 272,493.12 : x
  2. Step 2: Convert to fraction form
    501,926.40/692,670.60 = 272,493.12/x
  3. Step 3: Cross multiply
    501,926.40x = 692,670.60 × 272,493.12
  4. Step 4: Simplify right side
    501,926.40x = 188,747,972,926.27
  5. Step 5: Solve for x
    x = 188,747,972,926.27/501,926.40
  6. Step 6: Final answer
    x = 376,047.11

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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.