Home / 738,397.92-1,107,580.96-205,904.76

Finding the Fourth Proportional to 738,397.92, 1,107,580.96 and 205,904.76

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Solution

The fourth proportional to 738,397.92, 1,107,580.96 and 205,904.76 is: 308,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,397.92 : 1,107,580.96 = 205,904.76 : x
  2. Step 2: Convert to fraction form
    738,397.92/1,107,580.96 = 205,904.76/x
  3. Step 3: Cross multiply
    738,397.92x = 1,107,580.96 × 205,904.76
  4. Step 4: Simplify right side
    738,397.92x = 228,056,191,749.37
  5. Step 5: Solve for x
    x = 228,056,191,749.37/738,397.92
  6. Step 6: Final answer
    x = 308,852.70

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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.