Home / 671,275.70-1,006,913.55-228,043.70

Finding the Fourth Proportional to 671,275.70, 1,006,913.55 and 228,043.70

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Solution

The fourth proportional to 671,275.70, 1,006,913.55 and 228,043.70 is: 342,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,275.70 : 1,006,913.55 = 228,043.70 : x
  2. Step 2: Convert to fraction form
    671,275.70/1,006,913.55 = 228,043.70/x
  3. Step 3: Cross multiply
    671,275.70x = 1,006,913.55 × 228,043.70
  4. Step 4: Simplify right side
    671,275.70x = 229,620,291,522.14
  5. Step 5: Solve for x
    x = 229,620,291,522.14/671,275.70
  6. Step 6: Final answer
    x = 342,065.55

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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.