Home / 716,580.90-1,074,698.42-211,004.42

Finding the Fourth Proportional to 716,580.90, 1,074,698.42 and 211,004.42

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Solution

The fourth proportional to 716,580.90, 1,074,698.42 and 211,004.42 is: 316,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,580.90 : 1,074,698.42 = 211,004.42 : x
  2. Step 2: Convert to fraction form
    716,580.90/1,074,698.42 = 211,004.42/x
  3. Step 3: Cross multiply
    716,580.90x = 1,074,698.42 × 211,004.42
  4. Step 4: Simplify right side
    716,580.90x = 226,766,110,358.50
  5. Step 5: Solve for x
    x = 226,766,110,358.50/716,580.90
  6. Step 6: Final answer
    x = 316,455.70

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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.