Home / 307,675.02-424,577.79-171,701.58

Finding the Fourth Proportional to 307,675.02, 424,577.79 and 171,701.58

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Solution

The fourth proportional to 307,675.02, 424,577.79 and 171,701.58 is: 236,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,675.02 : 424,577.79 = 171,701.58 : x
  2. Step 2: Convert to fraction form
    307,675.02/424,577.79 = 171,701.58/x
  3. Step 3: Cross multiply
    307,675.02x = 424,577.79 × 171,701.58
  4. Step 4: Simplify right side
    307,675.02x = 72,900,677,375.91
  5. Step 5: Solve for x
    x = 72,900,677,375.91/307,675.02
  6. Step 6: Final answer
    x = 236,940.51

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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.