Home / 942,035.05-1,413,068.78-268,133.68

Finding the Fourth Proportional to 942,035.05, 1,413,068.78 and 268,133.68

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Solution

The fourth proportional to 942,035.05, 1,413,068.78 and 268,133.68 is: 402,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,035.05 : 1,413,068.78 = 268,133.68 : x
  2. Step 2: Convert to fraction form
    942,035.05/1,413,068.78 = 268,133.68/x
  3. Step 3: Cross multiply
    942,035.05x = 1,413,068.78 × 268,133.68
  4. Step 4: Simplify right side
    942,035.05x = 378,891,332,074.51
  5. Step 5: Solve for x
    x = 378,891,332,074.51/942,035.05
  6. Step 6: Final answer
    x = 402,205.13

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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.