Home / 739,480.37-1,109,611.08-524,726.78

Finding the Fourth Proportional to 739,480.37, 1,109,611.08 and 524,726.78

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Solution

The fourth proportional to 739,480.37, 1,109,611.08 and 524,726.78 is: 787,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,480.37 : 1,109,611.08 = 524,726.78 : x
  2. Step 2: Convert to fraction form
    739,480.37/1,109,611.08 = 524,726.78/x
  3. Step 3: Cross multiply
    739,480.37x = 1,109,611.08 × 524,726.78
  4. Step 4: Simplify right side
    739,480.37x = 582,242,642,036.87
  5. Step 5: Solve for x
    x = 582,242,642,036.87/739,480.37
  6. Step 6: Final answer
    x = 787,367.28

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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.