Home / 897,099.35-1,345,465.52-257,231.67

Finding the Fourth Proportional to 897,099.35, 1,345,465.52 and 257,231.67

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Solution

The fourth proportional to 897,099.35, 1,345,465.52 and 257,231.67 is: 385,794.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,099.35 : 1,345,465.52 = 257,231.67 : x
  2. Step 2: Convert to fraction form
    897,099.35/1,345,465.52 = 257,231.67/x
  3. Step 3: Cross multiply
    897,099.35x = 1,345,465.52 × 257,231.67
  4. Step 4: Simplify right side
    897,099.35x = 346,096,341,350.86
  5. Step 5: Solve for x
    x = 346,096,341,350.86/897,099.35
  6. Step 6: Final answer
    x = 385,794.89

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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.