Home / 346,436.34-519,698.25-109,694.40

Finding the Fourth Proportional to 346,436.34, 519,698.25 and 109,694.40

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Solution

The fourth proportional to 346,436.34, 519,698.25 and 109,694.40 is: 164,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,436.34 : 519,698.25 = 109,694.40 : x
  2. Step 2: Convert to fraction form
    346,436.34/519,698.25 = 109,694.40/x
  3. Step 3: Cross multiply
    346,436.34x = 519,698.25 × 109,694.40
  4. Step 4: Simplify right side
    346,436.34x = 57,007,987,714.80
  5. Step 5: Solve for x
    x = 57,007,987,714.80/346,436.34
  6. Step 6: Final answer
    x = 164,555.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.