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Finding the Fourth Proportional to 1,064.01, 1,595.70 and 370.65

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Solution

The fourth proportional to 1,064.01, 1,595.70 and 370.65 is: 555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064.01 : 1,595.70 = 370.65 : x
  2. Step 2: Convert to fraction form
    1,064.01/1,595.70 = 370.65/x
  3. Step 3: Cross multiply
    1,064.01x = 1,595.70 × 370.65
  4. Step 4: Simplify right side
    1,064.01x = 591,446.21
  5. Step 5: Solve for x
    x = 591,446.21/1,064.01
  6. Step 6: Final answer
    x = 555.87

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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.