Home / 702,928.10-1,052,958.55-435,868.90

Finding the Fourth Proportional to 702,928.10, 1,052,958.55 and 435,868.90

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Solution

The fourth proportional to 702,928.10, 1,052,958.55 and 435,868.90 is: 652,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,928.10 : 1,052,958.55 = 435,868.90 : x
  2. Step 2: Convert to fraction form
    702,928.10/1,052,958.55 = 435,868.90/x
  3. Step 3: Cross multiply
    702,928.10x = 1,052,958.55 × 435,868.90
  4. Step 4: Simplify right side
    702,928.10x = 458,951,884,934.10
  5. Step 5: Solve for x
    x = 458,951,884,934.10/702,928.10
  6. Step 6: Final answer
    x = 652,914.41

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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.