Home / 832,978.62-1,249,467.95-201,892.43

Finding the Fourth Proportional to 832,978.62, 1,249,467.95 and 201,892.43

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Solution

The fourth proportional to 832,978.62, 1,249,467.95 and 201,892.43 is: 302,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,978.62 : 1,249,467.95 = 201,892.43 : x
  2. Step 2: Convert to fraction form
    832,978.62/1,249,467.95 = 201,892.43/x
  3. Step 3: Cross multiply
    832,978.62x = 1,249,467.95 × 201,892.43
  4. Step 4: Simplify right side
    832,978.62x = 252,258,120,632.62
  5. Step 5: Solve for x
    x = 252,258,120,632.62/832,978.62
  6. Step 6: Final answer
    x = 302,838.65

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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.