Home / 896,857.89-1,344,576.40-447,347.38

Finding the Fourth Proportional to 896,857.89, 1,344,576.40 and 447,347.38

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Solution

The fourth proportional to 896,857.89, 1,344,576.40 and 447,347.38 is: 670,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,857.89 : 1,344,576.40 = 447,347.38 : x
  2. Step 2: Convert to fraction form
    896,857.89/1,344,576.40 = 447,347.38/x
  3. Step 3: Cross multiply
    896,857.89x = 1,344,576.40 × 447,347.38
  4. Step 4: Simplify right side
    896,857.89x = 601,492,726,947.58
  5. Step 5: Solve for x
    x = 601,492,726,947.58/896,857.89
  6. Step 6: Final answer
    x = 670,666.71

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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.