Home / 790,245.59-1,090,541.69-427,669.34

Finding the Fourth Proportional to 790,245.59, 1,090,541.69 and 427,669.34

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Solution

The fourth proportional to 790,245.59, 1,090,541.69 and 427,669.34 is: 590,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,245.59 : 1,090,541.69 = 427,669.34 : x
  2. Step 2: Convert to fraction form
    790,245.59/1,090,541.69 = 427,669.34/x
  3. Step 3: Cross multiply
    790,245.59x = 1,090,541.69 × 427,669.34
  4. Step 4: Simplify right side
    790,245.59x = 466,391,245,873.96
  5. Step 5: Solve for x
    x = 466,391,245,873.96/790,245.59
  6. Step 6: Final answer
    x = 590,185.19

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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.