Home / 302,247.61-417,161.32-173,272.69

Finding the Fourth Proportional to 302,247.61, 417,161.32 and 173,272.69

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Solution

The fourth proportional to 302,247.61, 417,161.32 and 173,272.69 is: 239,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,247.61 : 417,161.32 = 173,272.69 : x
  2. Step 2: Convert to fraction form
    302,247.61/417,161.32 = 173,272.69/x
  3. Step 3: Cross multiply
    302,247.61x = 417,161.32 × 173,272.69
  4. Step 4: Simplify right side
    302,247.61x = 72,282,664,168.62
  5. Step 5: Solve for x
    x = 72,282,664,168.62/302,247.61
  6. Step 6: Final answer
    x = 239,150.49

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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.