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Finding the Fourth Proportional to 338,756.04, 467,477.46 and 187,854.12

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Solution

The fourth proportional to 338,756.04, 467,477.46 and 187,854.12 is: 259,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,756.04 : 467,477.46 = 187,854.12 : x
  2. Step 2: Convert to fraction form
    338,756.04/467,477.46 = 187,854.12/x
  3. Step 3: Cross multiply
    338,756.04x = 467,477.46 × 187,854.12
  4. Step 4: Simplify right side
    338,756.04x = 87,817,566,868.14
  5. Step 5: Solve for x
    x = 87,817,566,868.14/338,756.04
  6. Step 6: Final answer
    x = 259,235.43

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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.