Home / 231,946.96-317,688.47-218,329.24

Finding the Fourth Proportional to 231,946.96, 317,688.47 and 218,329.24

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Solution

The fourth proportional to 231,946.96, 317,688.47 and 218,329.24 is: 299,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,946.96 : 317,688.47 = 218,329.24 : x
  2. Step 2: Convert to fraction form
    231,946.96/317,688.47 = 218,329.24/x
  3. Step 3: Cross multiply
    231,946.96x = 317,688.47 × 218,329.24
  4. Step 4: Simplify right side
    231,946.96x = 69,360,682,211.86
  5. Step 5: Solve for x
    x = 69,360,682,211.86/231,946.96
  6. Step 6: Final answer
    x = 299,036.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.