Home / 790,192.46-1,090,465.56-427,616.31

Finding the Fourth Proportional to 790,192.46, 1,090,465.56 and 427,616.31

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Solution

The fourth proportional to 790,192.46, 1,090,465.56 and 427,616.31 is: 590,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,192.46 : 1,090,465.56 = 427,616.31 : x
  2. Step 2: Convert to fraction form
    790,192.46/1,090,465.56 = 427,616.31/x
  3. Step 3: Cross multiply
    790,192.46x = 1,090,465.56 × 427,616.31
  4. Step 4: Simplify right side
    790,192.46x = 466,300,858,949.28
  5. Step 5: Solve for x
    x = 466,300,858,949.28/790,192.46
  6. Step 6: Final answer
    x = 590,110.49

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1.5x scale

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.