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Finding the Fourth Proportional to 442,071.84, 610,059.14 and 240,867.84

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Solution

The fourth proportional to 442,071.84, 610,059.14 and 240,867.84 is: 332,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,071.84 : 610,059.14 = 240,867.84 : x
  2. Step 2: Convert to fraction form
    442,071.84/610,059.14 = 240,867.84/x
  3. Step 3: Cross multiply
    442,071.84x = 610,059.14 × 240,867.84
  4. Step 4: Simplify right side
    442,071.84x = 146,943,630,665.58
  5. Step 5: Solve for x
    x = 146,943,630,665.58/442,071.84
  6. Step 6: Final answer
    x = 332,397.62

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1.5x scale

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.