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Finding the Fourth Proportional to 442,084.50, 610,076.70 and 240,880.50

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Solution

The fourth proportional to 442,084.50, 610,076.70 and 240,880.50 is: 332,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,084.50 : 610,076.70 = 240,880.50 : x
  2. Step 2: Convert to fraction form
    442,084.50/610,076.70 = 240,880.50/x
  3. Step 3: Cross multiply
    442,084.50x = 610,076.70 × 240,880.50
  4. Step 4: Simplify right side
    442,084.50x = 146,955,580,534.35
  5. Step 5: Solve for x
    x = 146,955,580,534.35/442,084.50
  6. Step 6: Final answer
    x = 332,415.14

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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.