Home / 832,020-1,248,033.68-263,403.84

Finding the Fourth Proportional to 832,020, 1,248,033.68 and 263,403.84

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Solution

The fourth proportional to 832,020, 1,248,033.68 and 263,403.84 is: 395,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,020 : 1,248,033.68 = 263,403.84 : x
  2. Step 2: Convert to fraction form
    832,020/1,248,033.68 = 263,403.84/x
  3. Step 3: Cross multiply
    832,020x = 1,248,033.68 × 263,403.84
  4. Step 4: Simplify right side
    832,020x = 328,736,863,761.33
  5. Step 5: Solve for x
    x = 328,736,863,761.33/832,020
  6. Step 6: Final answer
    x = 395,106.93

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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.