Home / 1,049,876.16-1,575,063.60-339,903.84

Finding the Fourth Proportional to 1,049,876.16, 1,575,063.60 and 339,903.84

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Solution

The fourth proportional to 1,049,876.16, 1,575,063.60 and 339,903.84 is: 509,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,876.16 : 1,575,063.60 = 339,903.84 : x
  2. Step 2: Convert to fraction form
    1,049,876.16/1,575,063.60 = 339,903.84/x
  3. Step 3: Cross multiply
    1,049,876.16x = 1,575,063.60 × 339,903.84
  4. Step 4: Simplify right side
    1,049,876.16x = 535,370,165,884.22
  5. Step 5: Solve for x
    x = 535,370,165,884.22/1,049,876.16
  6. Step 6: Final answer
    x = 509,936.49

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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.