Home / 739,809.06-1,020,827-449,269.52

Finding the Fourth Proportional to 739,809.06, 1,020,827 and 449,269.52

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Solution

The fourth proportional to 739,809.06, 1,020,827 and 449,269.52 is: 619,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,809.06 : 1,020,827 = 449,269.52 : x
  2. Step 2: Convert to fraction form
    739,809.06/1,020,827 = 449,269.52/x
  3. Step 3: Cross multiply
    739,809.06x = 1,020,827 × 449,269.52
  4. Step 4: Simplify right side
    739,809.06x = 458,626,456,293.04
  5. Step 5: Solve for x
    x = 458,626,456,293.04/739,809.06
  6. Step 6: Final answer
    x = 619,925.44

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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.