Home / 1,250,172.76-1,725,246.72-677,212.96

Finding the Fourth Proportional to 1,250,172.76, 1,725,246.72 and 677,212.96

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Solution

The fourth proportional to 1,250,172.76, 1,725,246.72 and 677,212.96 is: 934,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,172.76 : 1,725,246.72 = 677,212.96 : x
  2. Step 2: Convert to fraction form
    1,250,172.76/1,725,246.72 = 677,212.96/x
  3. Step 3: Cross multiply
    1,250,172.76x = 1,725,246.72 × 677,212.96
  4. Step 4: Simplify right side
    1,250,172.76x = 1,168,359,437,981.49
  5. Step 5: Solve for x
    x = 1,168,359,437,981.49/1,250,172.76
  6. Step 6: Final answer
    x = 934,558.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.