Home / 357,770.12-493,202.52-250,005.69

Finding the Fourth Proportional to 357,770.12, 493,202.52 and 250,005.69

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Solution

The fourth proportional to 357,770.12, 493,202.52 and 250,005.69 is: 344,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,770.12 : 493,202.52 = 250,005.69 : x
  2. Step 2: Convert to fraction form
    357,770.12/493,202.52 = 250,005.69/x
  3. Step 3: Cross multiply
    357,770.12x = 493,202.52 × 250,005.69
  4. Step 4: Simplify right side
    357,770.12x = 123,303,436,322.34
  5. Step 5: Solve for x
    x = 123,303,436,322.34/357,770.12
  6. Step 6: Final answer
    x = 344,644.32

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1.5x scale

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.