Home / 833,726.36-1,150,939.11-558,558.02

Finding the Fourth Proportional to 833,726.36, 1,150,939.11 and 558,558.02

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Solution

The fourth proportional to 833,726.36, 1,150,939.11 and 558,558.02 is: 771,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,726.36 : 1,150,939.11 = 558,558.02 : x
  2. Step 2: Convert to fraction form
    833,726.36/1,150,939.11 = 558,558.02/x
  3. Step 3: Cross multiply
    833,726.36x = 1,150,939.11 × 558,558.02
  4. Step 4: Simplify right side
    833,726.36x = 642,866,270,422.16
  5. Step 5: Solve for x
    x = 642,866,270,422.16/833,726.36
  6. Step 6: Final answer
    x = 771,075.86

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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.