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Finding the Fourth Proportional to 533,031.40, 798,510.30 and 295,949.80

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Solution

The fourth proportional to 533,031.40, 798,510.30 and 295,949.80 is: 443,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,031.40 : 798,510.30 = 295,949.80 : x
  2. Step 2: Convert to fraction form
    533,031.40/798,510.30 = 295,949.80/x
  3. Step 3: Cross multiply
    533,031.40x = 798,510.30 × 295,949.80
  4. Step 4: Simplify right side
    533,031.40x = 236,318,963,582.94
  5. Step 5: Solve for x
    x = 236,318,963,582.94/533,031.40
  6. Step 6: Final answer
    x = 443,349.05

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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.