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Finding the Fourth Proportional to 533,505.74, 799,370.12 and 375,402.04

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Solution

The fourth proportional to 533,505.74, 799,370.12 and 375,402.04 is: 562,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,505.74 : 799,370.12 = 375,402.04 : x
  2. Step 2: Convert to fraction form
    533,505.74/799,370.12 = 375,402.04/x
  3. Step 3: Cross multiply
    533,505.74x = 799,370.12 × 375,402.04
  4. Step 4: Simplify right side
    533,505.74x = 300,085,173,763.05
  5. Step 5: Solve for x
    x = 300,085,173,763.05/533,505.74
  6. Step 6: Final answer
    x = 562,477.87

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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.