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Finding the Fourth Proportional to 246,057.20, 369,085.80 and 210,627.80

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Solution

The fourth proportional to 246,057.20, 369,085.80 and 210,627.80 is: 315,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,057.20 : 369,085.80 = 210,627.80 : x
  2. Step 2: Convert to fraction form
    246,057.20/369,085.80 = 210,627.80/x
  3. Step 3: Cross multiply
    246,057.20x = 369,085.80 × 210,627.80
  4. Step 4: Simplify right side
    246,057.20x = 77,739,730,065.24
  5. Step 5: Solve for x
    x = 77,739,730,065.24/246,057.20
  6. Step 6: Final answer
    x = 315,941.70

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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.