Home / 697,897.80-1,046,659.32-192,338.28

Finding the Fourth Proportional to 697,897.80, 1,046,659.32 and 192,338.28

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Solution

The fourth proportional to 697,897.80, 1,046,659.32 and 192,338.28 is: 288,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,897.80 : 1,046,659.32 = 192,338.28 : x
  2. Step 2: Convert to fraction form
    697,897.80/1,046,659.32 = 192,338.28/x
  3. Step 3: Cross multiply
    697,897.80x = 1,046,659.32 × 192,338.28
  4. Step 4: Simplify right side
    697,897.80x = 201,312,653,354.77
  5. Step 5: Solve for x
    x = 201,312,653,354.77/697,897.80
  6. Step 6: Final answer
    x = 288,455.78

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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.