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Finding the Fourth Proportional to 902,854.98, 1,353,888.72 and 341,495.82

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Solution

The fourth proportional to 902,854.98, 1,353,888.72 and 341,495.82 is: 512,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,854.98 : 1,353,888.72 = 341,495.82 : x
  2. Step 2: Convert to fraction form
    902,854.98/1,353,888.72 = 341,495.82/x
  3. Step 3: Cross multiply
    902,854.98x = 1,353,888.72 × 341,495.82
  4. Step 4: Simplify right side
    902,854.98x = 462,347,338,625.15
  5. Step 5: Solve for x
    x = 462,347,338,625.15/902,854.98
  6. Step 6: Final answer
    x = 512,094.80

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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.