Home / 367,828.32-507,586.88-214,880.68

Finding the Fourth Proportional to 367,828.32, 507,586.88 and 214,880.68

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Solution

The fourth proportional to 367,828.32, 507,586.88 and 214,880.68 is: 296,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,828.32 : 507,586.88 = 214,880.68 : x
  2. Step 2: Convert to fraction form
    367,828.32/507,586.88 = 214,880.68/x
  3. Step 3: Cross multiply
    367,828.32x = 507,586.88 × 214,880.68
  4. Step 4: Simplify right side
    367,828.32x = 109,070,613,933.48
  5. Step 5: Solve for x
    x = 109,070,613,933.48/367,828.32
  6. Step 6: Final answer
    x = 296,525.87

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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.