Home / 630,017.22-945,008.82-203,552.22

Finding the Fourth Proportional to 630,017.22, 945,008.82 and 203,552.22

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Solution

The fourth proportional to 630,017.22, 945,008.82 and 203,552.22 is: 305,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,017.22 : 945,008.82 = 203,552.22 : x
  2. Step 2: Convert to fraction form
    630,017.22/945,008.82 = 203,552.22/x
  3. Step 3: Cross multiply
    630,017.22x = 945,008.82 × 203,552.22
  4. Step 4: Simplify right side
    630,017.22x = 192,358,643,230.58
  5. Step 5: Solve for x
    x = 192,358,643,230.58/630,017.22
  6. Step 6: Final answer
    x = 305,322.83

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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.