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Finding the Fourth Proportional to 446,304.15, 615,899.03 and 245,100.15

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Solution

The fourth proportional to 446,304.15, 615,899.03 and 245,100.15 is: 338,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,304.15 : 615,899.03 = 245,100.15 : x
  2. Step 2: Convert to fraction form
    446,304.15/615,899.03 = 245,100.15/x
  3. Step 3: Cross multiply
    446,304.15x = 615,899.03 × 245,100.15
  4. Step 4: Simplify right side
    446,304.15x = 150,956,943,412.35
  5. Step 5: Solve for x
    x = 150,956,943,412.35/446,304.15
  6. Step 6: Final answer
    x = 338,237.82

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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.