Home / 856,155.96-1,284,417.99-248,954.83

Finding the Fourth Proportional to 856,155.96, 1,284,417.99 and 248,954.83

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Solution

The fourth proportional to 856,155.96, 1,284,417.99 and 248,954.83 is: 373,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,155.96 : 1,284,417.99 = 248,954.83 : x
  2. Step 2: Convert to fraction form
    856,155.96/1,284,417.99 = 248,954.83/x
  3. Step 3: Cross multiply
    856,155.96x = 1,284,417.99 × 248,954.83
  4. Step 4: Simplify right side
    856,155.96x = 319,762,062,349.39
  5. Step 5: Solve for x
    x = 319,762,062,349.39/856,155.96
  6. Step 6: Final answer
    x = 373,485.76

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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.