Home / 671,432.70-1,007,149.05-228,200.70

Finding the Fourth Proportional to 671,432.70, 1,007,149.05 and 228,200.70

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Solution

The fourth proportional to 671,432.70, 1,007,149.05 and 228,200.70 is: 342,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,432.70 : 1,007,149.05 = 228,200.70 : x
  2. Step 2: Convert to fraction form
    671,432.70/1,007,149.05 = 228,200.70/x
  3. Step 3: Cross multiply
    671,432.70x = 1,007,149.05 × 228,200.70
  4. Step 4: Simplify right side
    671,432.70x = 229,832,118,214.34
  5. Step 5: Solve for x
    x = 229,832,118,214.34/671,432.70
  6. Step 6: Final answer
    x = 342,301.05

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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.