Home / 847,036.32-1,270,682.06-247,922.25

Finding the Fourth Proportional to 847,036.32, 1,270,682.06 and 247,922.25

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Solution

The fourth proportional to 847,036.32, 1,270,682.06 and 247,922.25 is: 371,920.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,036.32 : 1,270,682.06 = 247,922.25 : x
  2. Step 2: Convert to fraction form
    847,036.32/1,270,682.06 = 247,922.25/x
  3. Step 3: Cross multiply
    847,036.32x = 1,270,682.06 × 247,922.25
  4. Step 4: Simplify right side
    847,036.32x = 315,030,354,110.22
  5. Step 5: Solve for x
    x = 315,030,354,110.22/847,036.32
  6. Step 6: Final answer
    x = 371,920.72

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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.