Home / 498,271.46-747,045.10-198,662.18

Finding the Fourth Proportional to 498,271.46, 747,045.10 and 198,662.18

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Solution

The fourth proportional to 498,271.46, 747,045.10 and 198,662.18 is: 297,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,271.46 : 747,045.10 = 198,662.18 : x
  2. Step 2: Convert to fraction form
    498,271.46/747,045.10 = 198,662.18/x
  3. Step 3: Cross multiply
    498,271.46x = 747,045.10 × 198,662.18
  4. Step 4: Simplify right side
    498,271.46x = 148,409,608,124.32
  5. Step 5: Solve for x
    x = 148,409,608,124.32/498,271.46
  6. Step 6: Final answer
    x = 297,848.90

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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.