Home / 332,741.81-498,981.42-143,216.39

Finding the Fourth Proportional to 332,741.81, 498,981.42 and 143,216.39

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Solution

The fourth proportional to 332,741.81, 498,981.42 and 143,216.39 is: 214,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,741.81 : 498,981.42 = 143,216.39 : x
  2. Step 2: Convert to fraction form
    332,741.81/498,981.42 = 143,216.39/x
  3. Step 3: Cross multiply
    332,741.81x = 498,981.42 × 143,216.39
  4. Step 4: Simplify right side
    332,741.81x = 71,462,315,154.57
  5. Step 5: Solve for x
    x = 71,462,315,154.57/332,741.81
  6. Step 6: Final answer
    x = 214,768.07

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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.