Home / 873,017.27-1,204,755.14-485,826.09

Finding the Fourth Proportional to 873,017.27, 1,204,755.14 and 485,826.09

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Solution

The fourth proportional to 873,017.27, 1,204,755.14 and 485,826.09 is: 670,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,017.27 : 1,204,755.14 = 485,826.09 : x
  2. Step 2: Convert to fraction form
    873,017.27/1,204,755.14 = 485,826.09/x
  3. Step 3: Cross multiply
    873,017.27x = 1,204,755.14 × 485,826.09
  4. Step 4: Simplify right side
    873,017.27x = 585,301,473,037.56
  5. Step 5: Solve for x
    x = 585,301,473,037.56/873,017.27
  6. Step 6: Final answer
    x = 670,435.16

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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.