Home / 317,228.40-437,791.23-174,001.77

Finding the Fourth Proportional to 317,228.40, 437,791.23 and 174,001.77

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Solution

The fourth proportional to 317,228.40, 437,791.23 and 174,001.77 is: 240,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,228.40 : 437,791.23 = 174,001.77 : x
  2. Step 2: Convert to fraction form
    317,228.40/437,791.23 = 174,001.77/x
  3. Step 3: Cross multiply
    317,228.40x = 437,791.23 × 174,001.77
  4. Step 4: Simplify right side
    317,228.40x = 76,176,448,910.48
  5. Step 5: Solve for x
    x = 76,176,448,910.48/317,228.40
  6. Step 6: Final answer
    x = 240,131.24

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1.5x scale

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.