Home / 737,013.78-1,016,718.21-450,037.26

Finding the Fourth Proportional to 737,013.78, 1,016,718.21 and 450,037.26

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Solution

The fourth proportional to 737,013.78, 1,016,718.21 and 450,037.26 is: 620,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,013.78 : 1,016,718.21 = 450,037.26 : x
  2. Step 2: Convert to fraction form
    737,013.78/1,016,718.21 = 450,037.26/x
  3. Step 3: Cross multiply
    737,013.78x = 1,016,718.21 × 450,037.26
  4. Step 4: Simplify right side
    737,013.78x = 457,561,077,420.51
  5. Step 5: Solve for x
    x = 457,561,077,420.51/737,013.78
  6. Step 6: Final answer
    x = 620,831.10

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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.