Home / 292,028.86-438,040.38-92,349.26

Finding the Fourth Proportional to 292,028.86, 438,040.38 and 92,349.26

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Solution

The fourth proportional to 292,028.86, 438,040.38 and 92,349.26 is: 138,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,028.86 : 438,040.38 = 92,349.26 : x
  2. Step 2: Convert to fraction form
    292,028.86/438,040.38 = 92,349.26/x
  3. Step 3: Cross multiply
    292,028.86x = 438,040.38 × 92,349.26
  4. Step 4: Simplify right side
    292,028.86x = 40,452,706,946.12
  5. Step 5: Solve for x
    x = 40,452,706,946.12/292,028.86
  6. Step 6: Final answer
    x = 138,522.98

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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.