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Finding the Fourth Proportional to 270,775.74, 373,670.54 and 148,275.84

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Solution

The fourth proportional to 270,775.74, 373,670.54 and 148,275.84 is: 204,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,775.74 : 373,670.54 = 148,275.84 : x
  2. Step 2: Convert to fraction form
    270,775.74/373,670.54 = 148,275.84/x
  3. Step 3: Cross multiply
    270,775.74x = 373,670.54 × 148,275.84
  4. Step 4: Simplify right side
    270,775.74x = 55,406,313,016.41
  5. Step 5: Solve for x
    x = 55,406,313,016.41/270,775.74
  6. Step 6: Final answer
    x = 204,620.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.