Home / 303,848.28-419,289.08-167,880.74

Finding the Fourth Proportional to 303,848.28, 419,289.08 and 167,880.74

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Solution

The fourth proportional to 303,848.28, 419,289.08 and 167,880.74 is: 231,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,848.28 : 419,289.08 = 167,880.74 : x
  2. Step 2: Convert to fraction form
    303,848.28/419,289.08 = 167,880.74/x
  3. Step 3: Cross multiply
    303,848.28x = 419,289.08 × 167,880.74
  4. Step 4: Simplify right side
    303,848.28x = 70,390,558,088.47
  5. Step 5: Solve for x
    x = 70,390,558,088.47/303,848.28
  6. Step 6: Final answer
    x = 231,663.51

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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.