Home / 672,007.70-1,008,011.55-228,775.70

Finding the Fourth Proportional to 672,007.70, 1,008,011.55 and 228,775.70

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Solution

The fourth proportional to 672,007.70, 1,008,011.55 and 228,775.70 is: 343,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,007.70 : 1,008,011.55 = 228,775.70 : x
  2. Step 2: Convert to fraction form
    672,007.70/1,008,011.55 = 228,775.70/x
  3. Step 3: Cross multiply
    672,007.70x = 1,008,011.55 × 228,775.70
  4. Step 4: Simplify right side
    672,007.70x = 230,608,547,959.34
  5. Step 5: Solve for x
    x = 230,608,547,959.34/672,007.70
  6. Step 6: Final answer
    x = 343,163.55

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Similar ratio
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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.