Home / 872,237.38-1,308,355.02-273,245.18

Finding the Fourth Proportional to 872,237.38, 1,308,355.02 and 273,245.18

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Solution

The fourth proportional to 872,237.38, 1,308,355.02 and 273,245.18 is: 409,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,237.38 : 1,308,355.02 = 273,245.18 : x
  2. Step 2: Convert to fraction form
    872,237.38/1,308,355.02 = 273,245.18/x
  3. Step 3: Cross multiply
    872,237.38x = 1,308,355.02 × 273,245.18
  4. Step 4: Simplify right side
    872,237.38x = 357,501,702,943.80
  5. Step 5: Solve for x
    x = 357,501,702,943.80/872,237.38
  6. Step 6: Final answer
    x = 409,867.44

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Double scale
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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.