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Finding the Fourth Proportional to 609,521.33, 841,145.74 and 367,757.19

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Solution

The fourth proportional to 609,521.33, 841,145.74 and 367,757.19 is: 507,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,521.33 : 841,145.74 = 367,757.19 : x
  2. Step 2: Convert to fraction form
    609,521.33/841,145.74 = 367,757.19/x
  3. Step 3: Cross multiply
    609,521.33x = 841,145.74 × 367,757.19
  4. Step 4: Simplify right side
    609,521.33x = 309,337,393,722.87
  5. Step 5: Solve for x
    x = 309,337,393,722.87/609,521.33
  6. Step 6: Final answer
    x = 507,508.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.