Home / 746,219.24-1,119,328.80-185,253.72

Finding the Fourth Proportional to 746,219.24, 1,119,328.80 and 185,253.72

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Solution

The fourth proportional to 746,219.24, 1,119,328.80 and 185,253.72 is: 277,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,219.24 : 1,119,328.80 = 185,253.72 : x
  2. Step 2: Convert to fraction form
    746,219.24/1,119,328.80 = 185,253.72/x
  3. Step 3: Cross multiply
    746,219.24x = 1,119,328.80 × 185,253.72
  4. Step 4: Simplify right side
    746,219.24x = 207,359,824,103.14
  5. Step 5: Solve for x
    x = 207,359,824,103.14/746,219.24
  6. Step 6: Final answer
    x = 277,880.57

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Double scale
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Similar ratio
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1.5x scale

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.