Home / 832,988.62-1,249,471.86-201,907.90

Finding the Fourth Proportional to 832,988.62, 1,249,471.86 and 201,907.90

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Solution

The fourth proportional to 832,988.62, 1,249,471.86 and 201,907.90 is: 302,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,988.62 : 1,249,471.86 = 201,907.90 : x
  2. Step 2: Convert to fraction form
    832,988.62/1,249,471.86 = 201,907.90/x
  3. Step 3: Cross multiply
    832,988.62x = 1,249,471.86 × 201,907.90
  4. Step 4: Simplify right side
    832,988.62x = 252,278,239,361.69
  5. Step 5: Solve for x
    x = 252,278,239,361.69/832,988.62
  6. Step 6: Final answer
    x = 302,859.17

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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.