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Finding the Fourth Proportional to 367,670.10, 551,505.15 and 365,045.70

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Solution

The fourth proportional to 367,670.10, 551,505.15 and 365,045.70 is: 547,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,670.10 : 551,505.15 = 365,045.70 : x
  2. Step 2: Convert to fraction form
    367,670.10/551,505.15 = 365,045.70/x
  3. Step 3: Cross multiply
    367,670.10x = 551,505.15 × 365,045.70
  4. Step 4: Simplify right side
    367,670.10x = 201,324,583,535.36
  5. Step 5: Solve for x
    x = 201,324,583,535.36/367,670.10
  6. Step 6: Final answer
    x = 547,568.55

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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.