Home / 302,407.20-453,592.53-133,878.24

Finding the Fourth Proportional to 302,407.20, 453,592.53 and 133,878.24

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Solution

The fourth proportional to 302,407.20, 453,592.53 and 133,878.24 is: 200,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,407.20 : 453,592.53 = 133,878.24 : x
  2. Step 2: Convert to fraction form
    302,407.20/453,592.53 = 133,878.24/x
  3. Step 3: Cross multiply
    302,407.20x = 453,592.53 × 133,878.24
  4. Step 4: Simplify right side
    302,407.20x = 60,726,169,593.55
  5. Step 5: Solve for x
    x = 60,726,169,593.55/302,407.20
  6. Step 6: Final answer
    x = 200,809.27

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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.