Home / 1,385,966-2,078,949.04-335,342

Finding the Fourth Proportional to 1,385,966, 2,078,949.04 and 335,342

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Solution

The fourth proportional to 1,385,966, 2,078,949.04 and 335,342 is: 503,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,966 : 2,078,949.04 = 335,342 : x
  2. Step 2: Convert to fraction form
    1,385,966/2,078,949.04 = 335,342/x
  3. Step 3: Cross multiply
    1,385,966x = 2,078,949.04 × 335,342
  4. Step 4: Simplify right side
    1,385,966x = 697,158,928,971.68
  5. Step 5: Solve for x
    x = 697,158,928,971.68/1,385,966
  6. Step 6: Final answer
    x = 503,013.01

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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.