Home / 739,595.70-1,108,628.10-401,922.90

Finding the Fourth Proportional to 739,595.70, 1,108,628.10 and 401,922.90

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Solution

The fourth proportional to 739,595.70, 1,108,628.10 and 401,922.90 is: 602,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,595.70 : 1,108,628.10 = 401,922.90 : x
  2. Step 2: Convert to fraction form
    739,595.70/1,108,628.10 = 401,922.90/x
  3. Step 3: Cross multiply
    739,595.70x = 1,108,628.10 × 401,922.90
  4. Step 4: Simplify right side
    739,595.70x = 445,583,020,973.49
  5. Step 5: Solve for x
    x = 445,583,020,973.49/739,595.70
  6. Step 6: Final answer
    x = 602,468.38

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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.