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Finding the Fourth Proportional to 468,032.80, 700,882.80 and 374,720.80

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Solution

The fourth proportional to 468,032.80, 700,882.80 and 374,720.80 is: 561,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,032.80 : 700,882.80 = 374,720.80 : x
  2. Step 2: Convert to fraction form
    468,032.80/700,882.80 = 374,720.80/x
  3. Step 3: Cross multiply
    468,032.80x = 700,882.80 × 374,720.80
  4. Step 4: Simplify right side
    468,032.80x = 262,635,363,522.24
  5. Step 5: Solve for x
    x = 262,635,363,522.24/468,032.80
  6. Step 6: Final answer
    x = 561,147.35

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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.