Home / 749,465.24-1,034,286.66-409,933.48

Finding the Fourth Proportional to 749,465.24, 1,034,286.66 and 409,933.48

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Solution

The fourth proportional to 749,465.24, 1,034,286.66 and 409,933.48 is: 565,721.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,465.24 : 1,034,286.66 = 409,933.48 : x
  2. Step 2: Convert to fraction form
    749,465.24/1,034,286.66 = 409,933.48/x
  3. Step 3: Cross multiply
    749,465.24x = 1,034,286.66 × 409,933.48
  4. Step 4: Simplify right side
    749,465.24x = 423,988,729,851.38
  5. Step 5: Solve for x
    x = 423,988,729,851.38/749,465.24
  6. Step 6: Final answer
    x = 565,721.67

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Double scale
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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.