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Finding the Fourth Proportional to 446,085.53, 615,599.46 and 242,136.62

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Solution

The fourth proportional to 446,085.53, 615,599.46 and 242,136.62 is: 334,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,085.53 : 615,599.46 = 242,136.62 : x
  2. Step 2: Convert to fraction form
    446,085.53/615,599.46 = 242,136.62/x
  3. Step 3: Cross multiply
    446,085.53x = 615,599.46 × 242,136.62
  4. Step 4: Simplify right side
    446,085.53x = 149,059,172,518.23
  5. Step 5: Solve for x
    x = 149,059,172,518.23/446,085.53
  6. Step 6: Final answer
    x = 334,149.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.