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Finding the Fourth Proportional to 302,503.01, 454,035.06 and 152,848.40

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Solution

The fourth proportional to 302,503.01, 454,035.06 and 152,848.40 is: 229,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,503.01 : 454,035.06 = 152,848.40 : x
  2. Step 2: Convert to fraction form
    302,503.01/454,035.06 = 152,848.40/x
  3. Step 3: Cross multiply
    302,503.01x = 454,035.06 × 152,848.40
  4. Step 4: Simplify right side
    302,503.01x = 69,398,530,194.73
  5. Step 5: Solve for x
    x = 69,398,530,194.73/302,503.01
  6. Step 6: Final answer
    x = 229,414.35

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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.