Home / 547,823.12-755,952.82-302,797.56

Finding the Fourth Proportional to 547,823.12, 755,952.82 and 302,797.56

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Solution

The fourth proportional to 547,823.12, 755,952.82 and 302,797.56 is: 417,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,823.12 : 755,952.82 = 302,797.56 : x
  2. Step 2: Convert to fraction form
    547,823.12/755,952.82 = 302,797.56/x
  3. Step 3: Cross multiply
    547,823.12x = 755,952.82 × 302,797.56
  4. Step 4: Simplify right side
    547,823.12x = 228,900,669,371.12
  5. Step 5: Solve for x
    x = 228,900,669,371.12/547,823.12
  6. Step 6: Final answer
    x = 417,836.82

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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.