Home / 824,670.86-1,237,199.87-256,022.91

Finding the Fourth Proportional to 824,670.86, 1,237,199.87 and 256,022.91

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Solution

The fourth proportional to 824,670.86, 1,237,199.87 and 256,022.91 is: 384,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,670.86 : 1,237,199.87 = 256,022.91 : x
  2. Step 2: Convert to fraction form
    824,670.86/1,237,199.87 = 256,022.91/x
  3. Step 3: Cross multiply
    824,670.86x = 1,237,199.87 × 256,022.91
  4. Step 4: Simplify right side
    824,670.86x = 316,751,511,609.08
  5. Step 5: Solve for x
    x = 316,751,511,609.08/824,670.86
  6. Step 6: Final answer
    x = 384,094.47

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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.