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Finding the Fourth Proportional to 246,870.80, 370,306.20 and 80,675.60

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Solution

The fourth proportional to 246,870.80, 370,306.20 and 80,675.60 is: 121,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,870.80 : 370,306.20 = 80,675.60 : x
  2. Step 2: Convert to fraction form
    246,870.80/370,306.20 = 80,675.60/x
  3. Step 3: Cross multiply
    246,870.80x = 370,306.20 × 80,675.60
  4. Step 4: Simplify right side
    246,870.80x = 29,874,674,868.72
  5. Step 5: Solve for x
    x = 29,874,674,868.72/246,870.80
  6. Step 6: Final answer
    x = 121,013.40

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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.