Home / 320,923.06-442,880.58-175,734.94

Finding the Fourth Proportional to 320,923.06, 442,880.58 and 175,734.94

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Solution

The fourth proportional to 320,923.06, 442,880.58 and 175,734.94 is: 242,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,923.06 : 442,880.58 = 175,734.94 : x
  2. Step 2: Convert to fraction form
    320,923.06/442,880.58 = 175,734.94/x
  3. Step 3: Cross multiply
    320,923.06x = 442,880.58 × 175,734.94
  4. Step 4: Simplify right side
    320,923.06x = 77,829,592,153.47
  5. Step 5: Solve for x
    x = 77,829,592,153.47/320,923.06
  6. Step 6: Final answer
    x = 242,517.92

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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.