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Finding the Fourth Proportional to 895,803.12, 1,343,696.31 and 363,197.52

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Solution

The fourth proportional to 895,803.12, 1,343,696.31 and 363,197.52 is: 544,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,803.12 : 1,343,696.31 = 363,197.52 : x
  2. Step 2: Convert to fraction form
    895,803.12/1,343,696.31 = 363,197.52/x
  3. Step 3: Cross multiply
    895,803.12x = 1,343,696.31 × 363,197.52
  4. Step 4: Simplify right side
    895,803.12x = 488,027,167,425.15
  5. Step 5: Solve for x
    x = 488,027,167,425.15/895,803.12
  6. Step 6: Final answer
    x = 544,792.89

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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.