Home / 698,758.14-1,047,825.41-486,887.34

Finding the Fourth Proportional to 698,758.14, 1,047,825.41 and 486,887.34

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Solution

The fourth proportional to 698,758.14, 1,047,825.41 and 486,887.34 is: 730,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,758.14 : 1,047,825.41 = 486,887.34 : x
  2. Step 2: Convert to fraction form
    698,758.14/1,047,825.41 = 486,887.34/x
  3. Step 3: Cross multiply
    698,758.14x = 1,047,825.41 × 486,887.34
  4. Step 4: Simplify right side
    698,758.14x = 510,172,924,224.87
  5. Step 5: Solve for x
    x = 510,172,924,224.87/698,758.14
  6. Step 6: Final answer
    x = 730,113.75

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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.