Home / 443,028.29-612,206.64-362,426.40

Finding the Fourth Proportional to 443,028.29, 612,206.64 and 362,426.40

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Solution

The fourth proportional to 443,028.29, 612,206.64 and 362,426.40 is: 500,825.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,028.29 : 612,206.64 = 362,426.40 : x
  2. Step 2: Convert to fraction form
    443,028.29/612,206.64 = 362,426.40/x
  3. Step 3: Cross multiply
    443,028.29x = 612,206.64 × 362,426.40
  4. Step 4: Simplify right side
    443,028.29x = 221,879,848,591.30
  5. Step 5: Solve for x
    x = 221,879,848,591.30/443,028.29
  6. Step 6: Final answer
    x = 500,825.47

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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.