Home / 302,913.60-454,365.24-89,680.59

Finding the Fourth Proportional to 302,913.60, 454,365.24 and 89,680.59

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Solution

The fourth proportional to 302,913.60, 454,365.24 and 89,680.59 is: 134,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,913.60 : 454,365.24 = 89,680.59 : x
  2. Step 2: Convert to fraction form
    302,913.60/454,365.24 = 89,680.59/x
  3. Step 3: Cross multiply
    302,913.60x = 454,365.24 × 89,680.59
  4. Step 4: Simplify right side
    302,913.60x = 40,747,742,798.69
  5. Step 5: Solve for x
    x = 40,747,742,798.69/302,913.60
  6. Step 6: Final answer
    x = 134,519.36

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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.