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Finding the Fourth Proportional to 448,009.14, 618,252.32 and 246,805.14

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Solution

The fourth proportional to 448,009.14, 618,252.32 and 246,805.14 is: 340,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,009.14 : 618,252.32 = 246,805.14 : x
  2. Step 2: Convert to fraction form
    448,009.14/618,252.32 = 246,805.14/x
  3. Step 3: Cross multiply
    448,009.14x = 618,252.32 × 246,805.14
  4. Step 4: Simplify right side
    448,009.14x = 152,587,850,392.93
  5. Step 5: Solve for x
    x = 152,587,850,392.93/448,009.14
  6. Step 6: Final answer
    x = 340,590.93

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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.