Home / 671,514.40-1,007,271.60-228,282.40

Finding the Fourth Proportional to 671,514.40, 1,007,271.60 and 228,282.40

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Solution

The fourth proportional to 671,514.40, 1,007,271.60 and 228,282.40 is: 342,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,514.40 : 1,007,271.60 = 228,282.40 : x
  2. Step 2: Convert to fraction form
    671,514.40/1,007,271.60 = 228,282.40/x
  3. Step 3: Cross multiply
    671,514.40x = 1,007,271.60 × 228,282.40
  4. Step 4: Simplify right side
    671,514.40x = 229,942,378,299.84
  5. Step 5: Solve for x
    x = 229,942,378,299.84/671,514.40
  6. Step 6: Final answer
    x = 342,423.60

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Double scale
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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.