Home / 739,026.82-1,019,866.38-448,554.34

Finding the Fourth Proportional to 739,026.82, 1,019,866.38 and 448,554.34

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Solution

The fourth proportional to 739,026.82, 1,019,866.38 and 448,554.34 is: 619,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,026.82 : 1,019,866.38 = 448,554.34 : x
  2. Step 2: Convert to fraction form
    739,026.82/1,019,866.38 = 448,554.34/x
  3. Step 3: Cross multiply
    739,026.82x = 1,019,866.38 × 448,554.34
  4. Step 4: Simplify right side
    739,026.82x = 457,465,490,969.09
  5. Step 5: Solve for x
    x = 457,465,490,969.09/739,026.82
  6. Step 6: Final answer
    x = 619,010.68

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1.5x scale

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.