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Finding the Fourth Proportional to 624,306.40, 936,459.60 and 224,960.20

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Solution

The fourth proportional to 624,306.40, 936,459.60 and 224,960.20 is: 337,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,306.40 : 936,459.60 = 224,960.20 : x
  2. Step 2: Convert to fraction form
    624,306.40/936,459.60 = 224,960.20/x
  3. Step 3: Cross multiply
    624,306.40x = 936,459.60 × 224,960.20
  4. Step 4: Simplify right side
    624,306.40x = 210,666,138,907.92
  5. Step 5: Solve for x
    x = 210,666,138,907.92/624,306.40
  6. Step 6: Final answer
    x = 337,440.30

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Similar ratio
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1.5x scale

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.