Home / 738,467.88-1,107,710.61-205,956.51

Finding the Fourth Proportional to 738,467.88, 1,107,710.61 and 205,956.51

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Solution

The fourth proportional to 738,467.88, 1,107,710.61 and 205,956.51 is: 308,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,467.88 : 1,107,710.61 = 205,956.51 : x
  2. Step 2: Convert to fraction form
    738,467.88/1,107,710.61 = 205,956.51/x
  3. Step 3: Cross multiply
    738,467.88x = 1,107,710.61 × 205,956.51
  4. Step 4: Simplify right side
    738,467.88x = 228,140,211,325.57
  5. Step 5: Solve for x
    x = 228,140,211,325.57/738,467.88
  6. Step 6: Final answer
    x = 308,937.22

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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.