Home / 975,709.62-1,463,520.51-406,856.34

Finding the Fourth Proportional to 975,709.62, 1,463,520.51 and 406,856.34

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Solution

The fourth proportional to 975,709.62, 1,463,520.51 and 406,856.34 is: 610,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,709.62 : 1,463,520.51 = 406,856.34 : x
  2. Step 2: Convert to fraction form
    975,709.62/1,463,520.51 = 406,856.34/x
  3. Step 3: Cross multiply
    975,709.62x = 1,463,520.51 × 406,856.34
  4. Step 4: Simplify right side
    975,709.62x = 595,442,598,213.53
  5. Step 5: Solve for x
    x = 595,442,598,213.53/975,709.62
  6. Step 6: Final answer
    x = 610,266.20

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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.