Home / 953,403.23-1,429,411.46-447,703.62

Finding the Fourth Proportional to 953,403.23, 1,429,411.46 and 447,703.62

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Solution

The fourth proportional to 953,403.23, 1,429,411.46 and 447,703.62 is: 671,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,403.23 : 1,429,411.46 = 447,703.62 : x
  2. Step 2: Convert to fraction form
    953,403.23/1,429,411.46 = 447,703.62/x
  3. Step 3: Cross multiply
    953,403.23x = 1,429,411.46 × 447,703.62
  4. Step 4: Simplify right side
    953,403.23x = 639,952,682,872.97
  5. Step 5: Solve for x
    x = 639,952,682,872.97/953,403.23
  6. Step 6: Final answer
    x = 671,229.83

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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.