Home / 790,534.84-1,090,936.83-427,958.59

Finding the Fourth Proportional to 790,534.84, 1,090,936.83 and 427,958.59

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Solution

The fourth proportional to 790,534.84, 1,090,936.83 and 427,958.59 is: 590,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,534.84 : 1,090,936.83 = 427,958.59 : x
  2. Step 2: Convert to fraction form
    790,534.84/1,090,936.83 = 427,958.59/x
  3. Step 3: Cross multiply
    790,534.84x = 1,090,936.83 × 427,958.59
  4. Step 4: Simplify right side
    790,534.84x = 466,875,787,545.87
  5. Step 5: Solve for x
    x = 466,875,787,545.87/790,534.84
  6. Step 6: Final answer
    x = 590,582.18

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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.