Home / 739,002.26-1,019,293.94-480,396.80

Finding the Fourth Proportional to 739,002.26, 1,019,293.94 and 480,396.80

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Solution

The fourth proportional to 739,002.26, 1,019,293.94 and 480,396.80 is: 662,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,002.26 : 1,019,293.94 = 480,396.80 : x
  2. Step 2: Convert to fraction form
    739,002.26/1,019,293.94 = 480,396.80/x
  3. Step 3: Cross multiply
    739,002.26x = 1,019,293.94 × 480,396.80
  4. Step 4: Simplify right side
    739,002.26x = 489,665,547,035.39
  5. Step 5: Solve for x
    x = 489,665,547,035.39/739,002.26
  6. Step 6: Final answer
    x = 662,603.59

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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.