Home / 740,523.34-1,110,823.06-208,085.90

Finding the Fourth Proportional to 740,523.34, 1,110,823.06 and 208,085.90

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Solution

The fourth proportional to 740,523.34, 1,110,823.06 and 208,085.90 is: 312,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,523.34 : 1,110,823.06 = 208,085.90 : x
  2. Step 2: Convert to fraction form
    740,523.34/1,110,823.06 = 208,085.90/x
  3. Step 3: Cross multiply
    740,523.34x = 1,110,823.06 × 208,085.90
  4. Step 4: Simplify right side
    740,523.34x = 231,146,616,180.85
  5. Step 5: Solve for x
    x = 231,146,616,180.85/740,523.34
  6. Step 6: Final answer
    x = 312,139.54

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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.