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Finding the Fourth Proportional to 562,551.80, 843,720.17 and 168,567.80

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Solution

The fourth proportional to 562,551.80, 843,720.17 and 168,567.80 is: 252,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,551.80 : 843,720.17 = 168,567.80 : x
  2. Step 2: Convert to fraction form
    562,551.80/843,720.17 = 168,567.80/x
  3. Step 3: Cross multiply
    562,551.80x = 843,720.17 × 168,567.80
  4. Step 4: Simplify right side
    562,551.80x = 142,224,049,075.35
  5. Step 5: Solve for x
    x = 142,224,049,075.35/562,551.80
  6. Step 6: Final answer
    x = 252,819.47

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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.