Home / 439,108.02-605,968.92-237,904.02

Finding the Fourth Proportional to 439,108.02, 605,968.92 and 237,904.02

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Solution

The fourth proportional to 439,108.02, 605,968.92 and 237,904.02 is: 328,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,108.02 : 605,968.92 = 237,904.02 : x
  2. Step 2: Convert to fraction form
    439,108.02/605,968.92 = 237,904.02/x
  3. Step 3: Cross multiply
    439,108.02x = 605,968.92 × 237,904.02
  4. Step 4: Simplify right side
    439,108.02x = 144,162,442,063.06
  5. Step 5: Solve for x
    x = 144,162,442,063.06/439,108.02
  6. Step 6: Final answer
    x = 328,307.47

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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.