Home / 1,555,239-2,332,858.50-373,287

Finding the Fourth Proportional to 1,555,239, 2,332,858.50 and 373,287

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Solution

The fourth proportional to 1,555,239, 2,332,858.50 and 373,287 is: 559,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,239 : 2,332,858.50 = 373,287 : x
  2. Step 2: Convert to fraction form
    1,555,239/2,332,858.50 = 373,287/x
  3. Step 3: Cross multiply
    1,555,239x = 2,332,858.50 × 373,287
  4. Step 4: Simplify right side
    1,555,239x = 870,825,750,889.50
  5. Step 5: Solve for x
    x = 870,825,750,889.50/1,555,239
  6. Step 6: Final answer
    x = 559,930.50

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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.