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Finding the Fourth Proportional to 264,013.02, 395,264.79 and 247,253.76

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Solution

The fourth proportional to 264,013.02, 395,264.79 and 247,253.76 is: 370,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,013.02 : 395,264.79 = 247,253.76 : x
  2. Step 2: Convert to fraction form
    264,013.02/395,264.79 = 247,253.76/x
  3. Step 3: Cross multiply
    264,013.02x = 395,264.79 × 247,253.76
  4. Step 4: Simplify right side
    264,013.02x = 97,730,705,523.11
  5. Step 5: Solve for x
    x = 97,730,705,523.11/264,013.02
  6. Step 6: Final answer
    x = 370,173.81

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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.