Home / 1,011,199.82-1,516,803.90-253,039.22

Finding the Fourth Proportional to 1,011,199.82, 1,516,803.90 and 253,039.22

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Solution

The fourth proportional to 1,011,199.82, 1,516,803.90 and 253,039.22 is: 379,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,199.82 : 1,516,803.90 = 253,039.22 : x
  2. Step 2: Convert to fraction form
    1,011,199.82/1,516,803.90 = 253,039.22/x
  3. Step 3: Cross multiply
    1,011,199.82x = 1,516,803.90 × 253,039.22
  4. Step 4: Simplify right side
    1,011,199.82x = 383,810,875,748.96
  5. Step 5: Solve for x
    x = 383,810,875,748.96/1,011,199.82
  6. Step 6: Final answer
    x = 379,559.87

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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.