Home / 1,385,948-2,078,922.08-335,324

Finding the Fourth Proportional to 1,385,948, 2,078,922.08 and 335,324

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Solution

The fourth proportional to 1,385,948, 2,078,922.08 and 335,324 is: 502,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,948 : 2,078,922.08 = 335,324 : x
  2. Step 2: Convert to fraction form
    1,385,948/2,078,922.08 = 335,324/x
  3. Step 3: Cross multiply
    1,385,948x = 2,078,922.08 × 335,324
  4. Step 4: Simplify right side
    1,385,948x = 697,112,467,553.92
  5. Step 5: Solve for x
    x = 697,112,467,553.92/1,385,948
  6. Step 6: Final answer
    x = 502,986.02

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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.