Home / 452,383.49-677,541.40-215,892.25

Finding the Fourth Proportional to 452,383.49, 677,541.40 and 215,892.25

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Solution

The fourth proportional to 452,383.49, 677,541.40 and 215,892.25 is: 323,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,383.49 : 677,541.40 = 215,892.25 : x
  2. Step 2: Convert to fraction form
    452,383.49/677,541.40 = 215,892.25/x
  3. Step 3: Cross multiply
    452,383.49x = 677,541.40 × 215,892.25
  4. Step 4: Simplify right side
    452,383.49x = 146,275,935,080.57
  5. Step 5: Solve for x
    x = 146,275,935,080.57/452,383.49
  6. Step 6: Final answer
    x = 323,344.99

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1.5x scale

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.