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Finding the Fourth Proportional to 302,404.94, 453,353.17 and 202,259.48

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Solution

The fourth proportional to 302,404.94, 453,353.17 and 202,259.48 is: 303,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,404.94 : 453,353.17 = 202,259.48 : x
  2. Step 2: Convert to fraction form
    302,404.94/453,353.17 = 202,259.48/x
  3. Step 3: Cross multiply
    302,404.94x = 453,353.17 × 202,259.48
  4. Step 4: Simplify right side
    302,404.94x = 91,694,976,420.55
  5. Step 5: Solve for x
    x = 91,694,976,420.55/302,404.94
  6. Step 6: Final answer
    x = 303,219.17

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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.