Home / 693,635.60-1,040,453.40-357,712.40

Finding the Fourth Proportional to 693,635.60, 1,040,453.40 and 357,712.40

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Solution

The fourth proportional to 693,635.60, 1,040,453.40 and 357,712.40 is: 536,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,635.60 : 1,040,453.40 = 357,712.40 : x
  2. Step 2: Convert to fraction form
    693,635.60/1,040,453.40 = 357,712.40/x
  3. Step 3: Cross multiply
    693,635.60x = 1,040,453.40 × 357,712.40
  4. Step 4: Simplify right side
    693,635.60x = 372,183,082,802.16
  5. Step 5: Solve for x
    x = 372,183,082,802.16/693,635.60
  6. Step 6: Final answer
    x = 536,568.60

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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.