Home / 836,582.96-1,154,512.32-492,356.72

Finding the Fourth Proportional to 836,582.96, 1,154,512.32 and 492,356.72

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Solution

The fourth proportional to 836,582.96, 1,154,512.32 and 492,356.72 is: 679,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,582.96 : 1,154,512.32 = 492,356.72 : x
  2. Step 2: Convert to fraction form
    836,582.96/1,154,512.32 = 492,356.72/x
  3. Step 3: Cross multiply
    836,582.96x = 1,154,512.32 × 492,356.72
  4. Step 4: Simplify right side
    836,582.96x = 568,431,899,074.79
  5. Step 5: Solve for x
    x = 568,431,899,074.79/836,582.96
  6. Step 6: Final answer
    x = 679,468.66

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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.