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Finding the Fourth Proportional to 499,998.12, 750,075.10 and 162,960.58

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Solution

The fourth proportional to 499,998.12, 750,075.10 and 162,960.58 is: 244,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,998.12 : 750,075.10 = 162,960.58 : x
  2. Step 2: Convert to fraction form
    499,998.12/750,075.10 = 162,960.58/x
  3. Step 3: Cross multiply
    499,998.12x = 750,075.10 × 162,960.58
  4. Step 4: Simplify right side
    499,998.12x = 122,232,673,339.56
  5. Step 5: Solve for x
    x = 122,232,673,339.56/499,998.12
  6. Step 6: Final answer
    x = 244,466.27

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1.5x scale

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.