Home / 931,581.57-1,397,667.76-332,529.47

Finding the Fourth Proportional to 931,581.57, 1,397,667.76 and 332,529.47

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Solution

The fourth proportional to 931,581.57, 1,397,667.76 and 332,529.47 is: 498,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,581.57 : 1,397,667.76 = 332,529.47 : x
  2. Step 2: Convert to fraction form
    931,581.57/1,397,667.76 = 332,529.47/x
  3. Step 3: Cross multiply
    931,581.57x = 1,397,667.76 × 332,529.47
  4. Step 4: Simplify right side
    931,581.57x = 464,765,716,890.48
  5. Step 5: Solve for x
    x = 464,765,716,890.48/931,581.57
  6. Step 6: Final answer
    x = 498,899.65

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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.