Home / 999,474.39-1,379,307.29-546,765.39

Finding the Fourth Proportional to 999,474.39, 1,379,307.29 and 546,765.39

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Solution

The fourth proportional to 999,474.39, 1,379,307.29 and 546,765.39 is: 754,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,474.39 : 1,379,307.29 = 546,765.39 : x
  2. Step 2: Convert to fraction form
    999,474.39/1,379,307.29 = 546,765.39/x
  3. Step 3: Cross multiply
    999,474.39x = 1,379,307.29 × 546,765.39
  4. Step 4: Simplify right side
    999,474.39x = 754,157,485,612.87
  5. Step 5: Solve for x
    x = 754,157,485,612.87/999,474.39
  6. Step 6: Final answer
    x = 754,554.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.