Home / 292,693.02-438,839.76-155,936.58

Finding the Fourth Proportional to 292,693.02, 438,839.76 and 155,936.58

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Solution

The fourth proportional to 292,693.02, 438,839.76 and 155,936.58 is: 233,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,693.02 : 438,839.76 = 155,936.58 : x
  2. Step 2: Convert to fraction form
    292,693.02/438,839.76 = 155,936.58/x
  3. Step 3: Cross multiply
    292,693.02x = 438,839.76 × 155,936.58
  4. Step 4: Simplify right side
    292,693.02x = 68,431,171,342.42
  5. Step 5: Solve for x
    x = 68,431,171,342.42/292,693.02
  6. Step 6: Final answer
    x = 233,798.44

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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.