Home / 631,958.02-948,611.70-272,306.36

Finding the Fourth Proportional to 631,958.02, 948,611.70 and 272,306.36

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Solution

The fourth proportional to 631,958.02, 948,611.70 and 272,306.36 is: 408,750.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,958.02 : 948,611.70 = 272,306.36 : x
  2. Step 2: Convert to fraction form
    631,958.02/948,611.70 = 272,306.36/x
  3. Step 3: Cross multiply
    631,958.02x = 948,611.70 × 272,306.36
  4. Step 4: Simplify right side
    631,958.02x = 258,312,999,080.41
  5. Step 5: Solve for x
    x = 258,312,999,080.41/631,958.02
  6. Step 6: Final answer
    x = 408,750.25

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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.