Home / 772,719.30-1,066,753.20-600,250.86

Finding the Fourth Proportional to 772,719.30, 1,066,753.20 and 600,250.86

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Solution

The fourth proportional to 772,719.30, 1,066,753.20 and 600,250.86 is: 828,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,719.30 : 1,066,753.20 = 600,250.86 : x
  2. Step 2: Convert to fraction form
    772,719.30/1,066,753.20 = 600,250.86/x
  3. Step 3: Cross multiply
    772,719.30x = 1,066,753.20 × 600,250.86
  4. Step 4: Simplify right side
    772,719.30x = 640,319,525,707.75
  5. Step 5: Solve for x
    x = 640,319,525,707.75/772,719.30
  6. Step 6: Final answer
    x = 828,657.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.