Home / 895,115.76-1,342,673.64-263,980.37

Finding the Fourth Proportional to 895,115.76, 1,342,673.64 and 263,980.37

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Solution

The fourth proportional to 895,115.76, 1,342,673.64 and 263,980.37 is: 395,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,115.76 : 1,342,673.64 = 263,980.37 : x
  2. Step 2: Convert to fraction form
    895,115.76/1,342,673.64 = 263,980.37/x
  3. Step 3: Cross multiply
    895,115.76x = 1,342,673.64 × 263,980.37
  4. Step 4: Simplify right side
    895,115.76x = 354,439,484,276.45
  5. Step 5: Solve for x
    x = 354,439,484,276.45/895,115.76
  6. Step 6: Final answer
    x = 395,970.56

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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.