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Finding the Fourth Proportional to 550,588.64, 759,812.55 and 335,773.30

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Solution

The fourth proportional to 550,588.64, 759,812.55 and 335,773.30 is: 463,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,588.64 : 759,812.55 = 335,773.30 : x
  2. Step 2: Convert to fraction form
    550,588.64/759,812.55 = 335,773.30/x
  3. Step 3: Cross multiply
    550,588.64x = 759,812.55 × 335,773.30
  4. Step 4: Simplify right side
    550,588.64x = 255,124,767,449.61
  5. Step 5: Solve for x
    x = 255,124,767,449.61/550,588.64
  6. Step 6: Final answer
    x = 463,367.29

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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.