Home / 338,262.08-466,764-187,321.28

Finding the Fourth Proportional to 338,262.08, 466,764 and 187,321.28

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Solution

The fourth proportional to 338,262.08, 466,764 and 187,321.28 is: 258,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,262.08 : 466,764 = 187,321.28 : x
  2. Step 2: Convert to fraction form
    338,262.08/466,764 = 187,321.28/x
  3. Step 3: Cross multiply
    338,262.08x = 466,764 × 187,321.28
  4. Step 4: Simplify right side
    338,262.08x = 87,434,829,937.92
  5. Step 5: Solve for x
    x = 87,434,829,937.92/338,262.08
  6. Step 6: Final answer
    x = 258,482.51

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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.