Home / 302,849.48-417,915.02-173,760.59

Finding the Fourth Proportional to 302,849.48, 417,915.02 and 173,760.59

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Solution

The fourth proportional to 302,849.48, 417,915.02 and 173,760.59 is: 239,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,849.48 : 417,915.02 = 173,760.59 : x
  2. Step 2: Convert to fraction form
    302,849.48/417,915.02 = 173,760.59/x
  3. Step 3: Cross multiply
    302,849.48x = 417,915.02 × 173,760.59
  4. Step 4: Simplify right side
    302,849.48x = 72,617,157,486.68
  5. Step 5: Solve for x
    x = 72,617,157,486.68/302,849.48
  6. Step 6: Final answer
    x = 239,779.70

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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.