Home / 953,059.06-1,429,168.78-447,763.65

Finding the Fourth Proportional to 953,059.06, 1,429,168.78 and 447,763.65

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Solution

The fourth proportional to 953,059.06, 1,429,168.78 and 447,763.65 is: 671,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,059.06 : 1,429,168.78 = 447,763.65 : x
  2. Step 2: Convert to fraction form
    953,059.06/1,429,168.78 = 447,763.65/x
  3. Step 3: Cross multiply
    953,059.06x = 1,429,168.78 × 447,763.65
  4. Step 4: Simplify right side
    953,059.06x = 639,929,829,398.85
  5. Step 5: Solve for x
    x = 639,929,829,398.85/953,059.06
  6. Step 6: Final answer
    x = 671,448.24

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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.