Home / 349,736.60-524,864.10-256,424.60

Finding the Fourth Proportional to 349,736.60, 524,864.10 and 256,424.60

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Solution

The fourth proportional to 349,736.60, 524,864.10 and 256,424.60 is: 384,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,736.60 : 524,864.10 = 256,424.60 : x
  2. Step 2: Convert to fraction form
    349,736.60/524,864.10 = 256,424.60/x
  3. Step 3: Cross multiply
    349,736.60x = 524,864.10 × 256,424.60
  4. Step 4: Simplify right side
    349,736.60x = 134,588,066,896.86
  5. Step 5: Solve for x
    x = 134,588,066,896.86/349,736.60
  6. Step 6: Final answer
    x = 384,826.94

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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.