Home / 442,412.96-610,581.78-251,455.05

Finding the Fourth Proportional to 442,412.96, 610,581.78 and 251,455.05

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Solution

The fourth proportional to 442,412.96, 610,581.78 and 251,455.05 is: 347,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,412.96 : 610,581.78 = 251,455.05 : x
  2. Step 2: Convert to fraction form
    442,412.96/610,581.78 = 251,455.05/x
  3. Step 3: Cross multiply
    442,412.96x = 610,581.78 × 251,455.05
  4. Step 4: Simplify right side
    442,412.96x = 153,533,872,018.99
  5. Step 5: Solve for x
    x = 153,533,872,018.99/442,412.96
  6. Step 6: Final answer
    x = 347,037.47

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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.