Home / 855,683.70-1,283,525.55-224,661.30

Finding the Fourth Proportional to 855,683.70, 1,283,525.55 and 224,661.30

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Solution

The fourth proportional to 855,683.70, 1,283,525.55 and 224,661.30 is: 336,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,683.70 : 1,283,525.55 = 224,661.30 : x
  2. Step 2: Convert to fraction form
    855,683.70/1,283,525.55 = 224,661.30/x
  3. Step 3: Cross multiply
    855,683.70x = 1,283,525.55 × 224,661.30
  4. Step 4: Simplify right side
    855,683.70x = 288,358,518,646.22
  5. Step 5: Solve for x
    x = 288,358,518,646.22/855,683.70
  6. Step 6: Final answer
    x = 336,991.95

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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.