Home / 589,639.67-884,667.05-290,330.49

Finding the Fourth Proportional to 589,639.67, 884,667.05 and 290,330.49

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Solution

The fourth proportional to 589,639.67, 884,667.05 and 290,330.49 is: 435,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,639.67 : 884,667.05 = 290,330.49 : x
  2. Step 2: Convert to fraction form
    589,639.67/884,667.05 = 290,330.49/x
  3. Step 3: Cross multiply
    589,639.67x = 884,667.05 × 290,330.49
  4. Step 4: Simplify right side
    589,639.67x = 256,845,821,067.94
  5. Step 5: Solve for x
    x = 256,845,821,067.94/589,639.67
  6. Step 6: Final answer
    x = 435,597.93

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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.