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Finding the Fourth Proportional to 446,064.08, 615,579.48 and 242,123.49

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Solution

The fourth proportional to 446,064.08, 615,579.48 and 242,123.49 is: 334,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,064.08 : 615,579.48 = 242,123.49 : x
  2. Step 2: Convert to fraction form
    446,064.08/615,579.48 = 242,123.49/x
  3. Step 3: Cross multiply
    446,064.08x = 615,579.48 × 242,123.49
  4. Step 4: Simplify right side
    446,064.08x = 149,046,252,069.99
  5. Step 5: Solve for x
    x = 149,046,252,069.99/446,064.08
  6. Step 6: Final answer
    x = 334,136.42

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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.