Home / 739,813.13-1,108,889.65-484,137.63

Finding the Fourth Proportional to 739,813.13, 1,108,889.65 and 484,137.63

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Solution

The fourth proportional to 739,813.13, 1,108,889.65 and 484,137.63 is: 725,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,813.13 : 1,108,889.65 = 484,137.63 : x
  2. Step 2: Convert to fraction form
    739,813.13/1,108,889.65 = 484,137.63/x
  3. Step 3: Cross multiply
    739,813.13x = 1,108,889.65 × 484,137.63
  4. Step 4: Simplify right side
    739,813.13x = 536,855,201,845.68
  5. Step 5: Solve for x
    x = 536,855,201,845.68/739,813.13
  6. Step 6: Final answer
    x = 725,663.25

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1.5x scale

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.