Home / 256,556.18-384,834.27-252,182.18

Finding the Fourth Proportional to 256,556.18, 384,834.27 and 252,182.18

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Solution

The fourth proportional to 256,556.18, 384,834.27 and 252,182.18 is: 378,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,556.18 : 384,834.27 = 252,182.18 : x
  2. Step 2: Convert to fraction form
    256,556.18/384,834.27 = 252,182.18/x
  3. Step 3: Cross multiply
    256,556.18x = 384,834.27 × 252,182.18
  4. Step 4: Simplify right side
    256,556.18x = 97,048,343,223.14
  5. Step 5: Solve for x
    x = 97,048,343,223.14/256,556.18
  6. Step 6: Final answer
    x = 378,273.27

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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.