Home / 945,461.80-1,418,205.04-314,375.68

Finding the Fourth Proportional to 945,461.80, 1,418,205.04 and 314,375.68

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Solution

The fourth proportional to 945,461.80, 1,418,205.04 and 314,375.68 is: 471,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,461.80 : 1,418,205.04 = 314,375.68 : x
  2. Step 2: Convert to fraction form
    945,461.80/1,418,205.04 = 314,375.68/x
  3. Step 3: Cross multiply
    945,461.80x = 1,418,205.04 × 314,375.68
  4. Step 4: Simplify right side
    945,461.80x = 445,849,173,829.43
  5. Step 5: Solve for x
    x = 445,849,173,829.43/945,461.80
  6. Step 6: Final answer
    x = 471,567.62

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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.