Home / 338,322.16-466,913.04-187,433.20

Finding the Fourth Proportional to 338,322.16, 466,913.04 and 187,433.20

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Solution

The fourth proportional to 338,322.16, 466,913.04 and 187,433.20 is: 258,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,322.16 : 466,913.04 = 187,433.20 : x
  2. Step 2: Convert to fraction form
    338,322.16/466,913.04 = 187,433.20/x
  3. Step 3: Cross multiply
    338,322.16x = 466,913.04 × 187,433.20
  4. Step 4: Simplify right side
    338,322.16x = 87,515,005,208.93
  5. Step 5: Solve for x
    x = 87,515,005,208.93/338,322.16
  6. Step 6: Final answer
    x = 258,673.58

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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.