Home / 255,050.10-382,114.35-218,186.10

Finding the Fourth Proportional to 255,050.10, 382,114.35 and 218,186.10

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Solution

The fourth proportional to 255,050.10, 382,114.35 and 218,186.10 is: 326,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,050.10 : 382,114.35 = 218,186.10 : x
  2. Step 2: Convert to fraction form
    255,050.10/382,114.35 = 218,186.10/x
  3. Step 3: Cross multiply
    255,050.10x = 382,114.35 × 218,186.10
  4. Step 4: Simplify right side
    255,050.10x = 83,372,039,780.54
  5. Step 5: Solve for x
    x = 83,372,039,780.54/255,050.10
  6. Step 6: Final answer
    x = 326,884.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.