Home / 785,210.80-1,083,567.24-436,350.02

Finding the Fourth Proportional to 785,210.80, 1,083,567.24 and 436,350.02

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Solution

The fourth proportional to 785,210.80, 1,083,567.24 and 436,350.02 is: 602,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,210.80 : 1,083,567.24 = 436,350.02 : x
  2. Step 2: Convert to fraction form
    785,210.80/1,083,567.24 = 436,350.02/x
  3. Step 3: Cross multiply
    785,210.80x = 1,083,567.24 × 436,350.02
  4. Step 4: Simplify right side
    785,210.80x = 472,814,589,554.26
  5. Step 5: Solve for x
    x = 472,814,589,554.26/785,210.80
  6. Step 6: Final answer
    x = 602,149.88

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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.