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Finding the Fourth Proportional to 302,846.40, 453,285.45 and 302,846.40

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Solution

The fourth proportional to 302,846.40, 453,285.45 and 302,846.40 is: 453,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,846.40 : 453,285.45 = 302,846.40 : x
  2. Step 2: Convert to fraction form
    302,846.40/453,285.45 = 302,846.40/x
  3. Step 3: Cross multiply
    302,846.40x = 453,285.45 × 302,846.40
  4. Step 4: Simplify right side
    302,846.40x = 137,275,866,704.88
  5. Step 5: Solve for x
    x = 137,275,866,704.88/302,846.40
  6. Step 6: Final answer
    x = 453,285.45

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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.