Home / 835,055.15-1,252,049.92-550,417.07

Finding the Fourth Proportional to 835,055.15, 1,252,049.92 and 550,417.07

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Solution

The fourth proportional to 835,055.15, 1,252,049.92 and 550,417.07 is: 825,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,055.15 : 1,252,049.92 = 550,417.07 : x
  2. Step 2: Convert to fraction form
    835,055.15/1,252,049.92 = 550,417.07/x
  3. Step 3: Cross multiply
    835,055.15x = 1,252,049.92 × 550,417.07
  4. Step 4: Simplify right side
    835,055.15x = 689,149,648,460.13
  5. Step 5: Solve for x
    x = 689,149,648,460.13/835,055.15
  6. Step 6: Final answer
    x = 825,274.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.