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Finding the Fourth Proportional to 365,532.90, 547,315.20 and 365,532.90

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Solution

The fourth proportional to 365,532.90, 547,315.20 and 365,532.90 is: 547,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,532.90 : 547,315.20 = 365,532.90 : x
  2. Step 2: Convert to fraction form
    365,532.90/547,315.20 = 365,532.90/x
  3. Step 3: Cross multiply
    365,532.90x = 547,315.20 × 365,532.90
  4. Step 4: Simplify right side
    365,532.90x = 200,061,712,270.08
  5. Step 5: Solve for x
    x = 200,061,712,270.08/365,532.90
  6. Step 6: Final answer
    x = 547,315.20

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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.