Home / 757,371.20-1,136,056.80-224,974.40

Finding the Fourth Proportional to 757,371.20, 1,136,056.80 and 224,974.40

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Solution

The fourth proportional to 757,371.20, 1,136,056.80 and 224,974.40 is: 337,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,371.20 : 1,136,056.80 = 224,974.40 : x
  2. Step 2: Convert to fraction form
    757,371.20/1,136,056.80 = 224,974.40/x
  3. Step 3: Cross multiply
    757,371.20x = 1,136,056.80 × 224,974.40
  4. Step 4: Simplify right side
    757,371.20x = 255,583,696,945.92
  5. Step 5: Solve for x
    x = 255,583,696,945.92/757,371.20
  6. Step 6: Final answer
    x = 337,461.60

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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.