Home / 1,202,509.62-1,659,463.50-658,664.91

Finding the Fourth Proportional to 1,202,509.62, 1,659,463.50 and 658,664.91

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Solution

The fourth proportional to 1,202,509.62, 1,659,463.50 and 658,664.91 is: 908,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,509.62 : 1,659,463.50 = 658,664.91 : x
  2. Step 2: Convert to fraction form
    1,202,509.62/1,659,463.50 = 658,664.91/x
  3. Step 3: Cross multiply
    1,202,509.62x = 1,659,463.50 × 658,664.91
  4. Step 4: Simplify right side
    1,202,509.62x = 1,093,030,376,875.79
  5. Step 5: Solve for x
    x = 1,093,030,376,875.79/1,202,509.62
  6. Step 6: Final answer
    x = 908,957.70

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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.