Home / 631,520.37-947,281.16-176,093.42

Finding the Fourth Proportional to 631,520.37, 947,281.16 and 176,093.42

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Solution

The fourth proportional to 631,520.37, 947,281.16 and 176,093.42 is: 264,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,520.37 : 947,281.16 = 176,093.42 : x
  2. Step 2: Convert to fraction form
    631,520.37/947,281.16 = 176,093.42/x
  3. Step 3: Cross multiply
    631,520.37x = 947,281.16 × 176,093.42
  4. Step 4: Simplify right side
    631,520.37x = 166,809,974,869.80
  5. Step 5: Solve for x
    x = 166,809,974,869.80/631,520.37
  6. Step 6: Final answer
    x = 264,140.29

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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.