Home / 875,861.94-1,313,209.53-314,823.54

Finding the Fourth Proportional to 875,861.94, 1,313,209.53 and 314,823.54

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Solution

The fourth proportional to 875,861.94, 1,313,209.53 and 314,823.54 is: 472,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,861.94 : 1,313,209.53 = 314,823.54 : x
  2. Step 2: Convert to fraction form
    875,861.94/1,313,209.53 = 314,823.54/x
  3. Step 3: Cross multiply
    875,861.94x = 1,313,209.53 × 314,823.54
  4. Step 4: Simplify right side
    875,861.94x = 413,429,272,996.34
  5. Step 5: Solve for x
    x = 413,429,272,996.34/875,861.94
  6. Step 6: Final answer
    x = 472,025.62

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1.5x scale

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.