Home / 254,431.18-383,475.59-219,316.33

Finding the Fourth Proportional to 254,431.18, 383,475.59 and 219,316.33

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Solution

The fourth proportional to 254,431.18, 383,475.59 and 219,316.33 is: 330,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,431.18 : 383,475.59 = 219,316.33 : x
  2. Step 2: Convert to fraction form
    254,431.18/383,475.59 = 219,316.33/x
  3. Step 3: Cross multiply
    254,431.18x = 383,475.59 × 219,316.33
  4. Step 4: Simplify right side
    254,431.18x = 84,102,459,043.38
  5. Step 5: Solve for x
    x = 84,102,459,043.38/254,431.18
  6. Step 6: Final answer
    x = 330,550.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.