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Finding the Fourth Proportional to 446,300.63, 615,892.64 and 242,349.74

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Solution

The fourth proportional to 446,300.63, 615,892.64 and 242,349.74 is: 334,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,300.63 : 615,892.64 = 242,349.74 : x
  2. Step 2: Convert to fraction form
    446,300.63/615,892.64 = 242,349.74/x
  3. Step 3: Cross multiply
    446,300.63x = 615,892.64 × 242,349.74
  4. Step 4: Simplify right side
    446,300.63x = 149,261,418,698.33
  5. Step 5: Solve for x
    x = 149,261,418,698.33/446,300.63
  6. Step 6: Final answer
    x = 334,441.43

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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.