Home / 922,001.42-1,382,213.27-353,790.27

Finding the Fourth Proportional to 922,001.42, 1,382,213.27 and 353,790.27

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Solution

The fourth proportional to 922,001.42, 1,382,213.27 and 353,790.27 is: 530,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,001.42 : 1,382,213.27 = 353,790.27 : x
  2. Step 2: Convert to fraction form
    922,001.42/1,382,213.27 = 353,790.27/x
  3. Step 3: Cross multiply
    922,001.42x = 1,382,213.27 × 353,790.27
  4. Step 4: Simplify right side
    922,001.42x = 489,013,605,429.16
  5. Step 5: Solve for x
    x = 489,013,605,429.16/922,001.42
  6. Step 6: Final answer
    x = 530,382.70

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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.