Home / 302,922.02-418,040.79-173,871.56

Finding the Fourth Proportional to 302,922.02, 418,040.79 and 173,871.56

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Solution

The fourth proportional to 302,922.02, 418,040.79 and 173,871.56 is: 239,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,922.02 : 418,040.79 = 173,871.56 : x
  2. Step 2: Convert to fraction form
    302,922.02/418,040.79 = 173,871.56/x
  3. Step 3: Cross multiply
    302,922.02x = 418,040.79 × 173,871.56
  4. Step 4: Simplify right side
    302,922.02x = 72,685,404,300.93
  5. Step 5: Solve for x
    x = 72,685,404,300.93/302,922.02
  6. Step 6: Final answer
    x = 239,947.58

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1.5x scale

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.