Home / 302,421.20-453,613.56-133,892.24

Finding the Fourth Proportional to 302,421.20, 453,613.56 and 133,892.24

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Solution

The fourth proportional to 302,421.20, 453,613.56 and 133,892.24 is: 200,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,421.20 : 453,613.56 = 133,892.24 : x
  2. Step 2: Convert to fraction form
    302,421.20/453,613.56 = 133,892.24/x
  3. Step 3: Cross multiply
    302,421.20x = 453,613.56 × 133,892.24
  4. Step 4: Simplify right side
    302,421.20x = 60,735,335,642.77
  5. Step 5: Solve for x
    x = 60,735,335,642.77/302,421.20
  6. Step 6: Final answer
    x = 200,830.28

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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.