Home / 835,401.58-1,152,851.26-453,428.36

Finding the Fourth Proportional to 835,401.58, 1,152,851.26 and 453,428.36

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Solution

The fourth proportional to 835,401.58, 1,152,851.26 and 453,428.36 is: 625,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,401.58 : 1,152,851.26 = 453,428.36 : x
  2. Step 2: Convert to fraction form
    835,401.58/1,152,851.26 = 453,428.36/x
  3. Step 3: Cross multiply
    835,401.58x = 1,152,851.26 × 453,428.36
  4. Step 4: Simplify right side
    835,401.58x = 522,735,456,145.73
  5. Step 5: Solve for x
    x = 522,735,456,145.73/835,401.58
  6. Step 6: Final answer
    x = 625,729.55

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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.