Home / 675,985.50-1,014,466.71-265,715.94

Finding the Fourth Proportional to 675,985.50, 1,014,466.71 and 265,715.94

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Solution

The fourth proportional to 675,985.50, 1,014,466.71 and 265,715.94 is: 398,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,985.50 : 1,014,466.71 = 265,715.94 : x
  2. Step 2: Convert to fraction form
    675,985.50/1,014,466.71 = 265,715.94/x
  3. Step 3: Cross multiply
    675,985.50x = 1,014,466.71 × 265,715.94
  4. Step 4: Simplify right side
    675,985.50x = 269,559,975,446.36
  5. Step 5: Solve for x
    x = 269,559,975,446.36/675,985.50
  6. Step 6: Final answer
    x = 398,765.91

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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.