Home / 790,542.79-1,090,949.42-427,966.65

Finding the Fourth Proportional to 790,542.79, 1,090,949.42 and 427,966.65

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Solution

The fourth proportional to 790,542.79, 1,090,949.42 and 427,966.65 is: 590,594.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,542.79 : 1,090,949.42 = 427,966.65 : x
  2. Step 2: Convert to fraction form
    790,542.79/1,090,949.42 = 427,966.65/x
  3. Step 3: Cross multiply
    790,542.79x = 1,090,949.42 × 427,966.65
  4. Step 4: Simplify right side
    790,542.79x = 466,889,968,596.84
  5. Step 5: Solve for x
    x = 466,889,968,596.84/790,542.79
  6. Step 6: Final answer
    x = 590,594.18

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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.