Home / 897,493.87-1,346,230.43-257,813.29

Finding the Fourth Proportional to 897,493.87, 1,346,230.43 and 257,813.29

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Solution

The fourth proportional to 897,493.87, 1,346,230.43 and 257,813.29 is: 386,716.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,493.87 : 1,346,230.43 = 257,813.29 : x
  2. Step 2: Convert to fraction form
    897,493.87/1,346,230.43 = 257,813.29/x
  3. Step 3: Cross multiply
    897,493.87x = 1,346,230.43 × 257,813.29
  4. Step 4: Simplify right side
    897,493.87x = 347,076,096,256.42
  5. Step 5: Solve for x
    x = 347,076,096,256.42/897,493.87
  6. Step 6: Final answer
    x = 386,716.95

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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.