Home / 360,741.36-497,823.66-199,603.20

Finding the Fourth Proportional to 360,741.36, 497,823.66 and 199,603.20

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Solution

The fourth proportional to 360,741.36, 497,823.66 and 199,603.20 is: 275,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,741.36 : 497,823.66 = 199,603.20 : x
  2. Step 2: Convert to fraction form
    360,741.36/497,823.66 = 199,603.20/x
  3. Step 3: Cross multiply
    360,741.36x = 497,823.66 × 199,603.20
  4. Step 4: Simplify right side
    360,741.36x = 99,367,195,571.71
  5. Step 5: Solve for x
    x = 99,367,195,571.71/360,741.36
  6. Step 6: Final answer
    x = 275,452.74

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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.