Home / 284,556.10-426,272.55-144,415.30

Finding the Fourth Proportional to 284,556.10, 426,272.55 and 144,415.30

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Solution

The fourth proportional to 284,556.10, 426,272.55 and 144,415.30 is: 216,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,556.10 : 426,272.55 = 144,415.30 : x
  2. Step 2: Convert to fraction form
    284,556.10/426,272.55 = 144,415.30/x
  3. Step 3: Cross multiply
    284,556.10x = 426,272.55 × 144,415.30
  4. Step 4: Simplify right side
    284,556.10x = 61,560,278,190.02
  5. Step 5: Solve for x
    x = 61,560,278,190.02/284,556.10
  6. Step 6: Final answer
    x = 216,337.93

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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.