Home / 735,191.20-1,103,823.60-455,255.20

Finding the Fourth Proportional to 735,191.20, 1,103,823.60 and 455,255.20

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Solution

The fourth proportional to 735,191.20, 1,103,823.60 and 455,255.20 is: 683,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,191.20 : 1,103,823.60 = 455,255.20 : x
  2. Step 2: Convert to fraction form
    735,191.20/1,103,823.60 = 455,255.20/x
  3. Step 3: Cross multiply
    735,191.20x = 1,103,823.60 × 455,255.20
  4. Step 4: Simplify right side
    735,191.20x = 502,521,433,782.72
  5. Step 5: Solve for x
    x = 502,521,433,782.72/735,191.20
  6. Step 6: Final answer
    x = 683,524.82

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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.