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Finding the Fourth Proportional to 624,014.70, 935,676.45 and 268,968.30

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Solution

The fourth proportional to 624,014.70, 935,676.45 and 268,968.30 is: 403,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,014.70 : 935,676.45 = 268,968.30 : x
  2. Step 2: Convert to fraction form
    624,014.70/935,676.45 = 268,968.30/x
  3. Step 3: Cross multiply
    624,014.70x = 935,676.45 × 268,968.30
  4. Step 4: Simplify right side
    624,014.70x = 251,667,304,106.54
  5. Step 5: Solve for x
    x = 251,667,304,106.54/624,014.70
  6. Step 6: Final answer
    x = 403,303.49

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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.