Home / 884,904.75-1,221,169.77-482,496.75

Finding the Fourth Proportional to 884,904.75, 1,221,169.77 and 482,496.75

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Solution

The fourth proportional to 884,904.75, 1,221,169.77 and 482,496.75 is: 665,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,904.75 : 1,221,169.77 = 482,496.75 : x
  2. Step 2: Convert to fraction form
    884,904.75/1,221,169.77 = 482,496.75/x
  3. Step 3: Cross multiply
    884,904.75x = 1,221,169.77 × 482,496.75
  4. Step 4: Simplify right side
    884,904.75x = 589,210,445,223.25
  5. Step 5: Solve for x
    x = 589,210,445,223.25/884,904.75
  6. Step 6: Final answer
    x = 665,846.18

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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.