Home / 723,319.02-1,084,830.30-273,884.85

Finding the Fourth Proportional to 723,319.02, 1,084,830.30 and 273,884.85

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Solution

The fourth proportional to 723,319.02, 1,084,830.30 and 273,884.85 is: 410,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,319.02 : 1,084,830.30 = 273,884.85 : x
  2. Step 2: Convert to fraction form
    723,319.02/1,084,830.30 = 273,884.85/x
  3. Step 3: Cross multiply
    723,319.02x = 1,084,830.30 × 273,884.85
  4. Step 4: Simplify right side
    723,319.02x = 297,118,583,990.96
  5. Step 5: Solve for x
    x = 297,118,583,990.96/723,319.02
  6. Step 6: Final answer
    x = 410,771.15

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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.