Home / 495,338.94-743,000.40-195,822.30

Finding the Fourth Proportional to 495,338.94, 743,000.40 and 195,822.30

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Solution

The fourth proportional to 495,338.94, 743,000.40 and 195,822.30 is: 293,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,338.94 : 743,000.40 = 195,822.30 : x
  2. Step 2: Convert to fraction form
    495,338.94/743,000.40 = 195,822.30/x
  3. Step 3: Cross multiply
    495,338.94x = 743,000.40 × 195,822.30
  4. Step 4: Simplify right side
    495,338.94x = 145,496,047,228.92
  5. Step 5: Solve for x
    x = 145,496,047,228.92/495,338.94
  6. Step 6: Final answer
    x = 293,730.28

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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.