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Finding the Fourth Proportional to 624,292.80, 936,266.40 and 250,353.60

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Solution

The fourth proportional to 624,292.80, 936,266.40 and 250,353.60 is: 375,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,292.80 : 936,266.40 = 250,353.60 : x
  2. Step 2: Convert to fraction form
    624,292.80/936,266.40 = 250,353.60/x
  3. Step 3: Cross multiply
    624,292.80x = 936,266.40 × 250,353.60
  4. Step 4: Simplify right side
    624,292.80x = 234,397,663,799.04
  5. Step 5: Solve for x
    x = 234,397,663,799.04/624,292.80
  6. Step 6: Final answer
    x = 375,461.10

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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.