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Finding the Fourth Proportional to 302,512.10, 453,768.15 and 302,512.10

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Solution

The fourth proportional to 302,512.10, 453,768.15 and 302,512.10 is: 453,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,512.10 : 453,768.15 = 302,512.10 : x
  2. Step 2: Convert to fraction form
    302,512.10/453,768.15 = 302,512.10/x
  3. Step 3: Cross multiply
    302,512.10x = 453,768.15 × 302,512.10
  4. Step 4: Simplify right side
    302,512.10x = 137,270,355,969.62
  5. Step 5: Solve for x
    x = 137,270,355,969.62/302,512.10
  6. Step 6: Final answer
    x = 453,768.15

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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.