Home / 856,027.81-1,283,738.81-248,689.76

Finding the Fourth Proportional to 856,027.81, 1,283,738.81 and 248,689.76

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Solution

The fourth proportional to 856,027.81, 1,283,738.81 and 248,689.76 is: 372,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,027.81 : 1,283,738.81 = 248,689.76 : x
  2. Step 2: Convert to fraction form
    856,027.81/1,283,738.81 = 248,689.76/x
  3. Step 3: Cross multiply
    856,027.81x = 1,283,738.81 × 248,689.76
  4. Step 4: Simplify right side
    856,027.81x = 319,252,697,519.35
  5. Step 5: Solve for x
    x = 319,252,697,519.35/856,027.81
  6. Step 6: Final answer
    x = 372,946.64

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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.