Home / 590,485.09-814,588.75-348,605.62

Finding the Fourth Proportional to 590,485.09, 814,588.75 and 348,605.62

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Solution

The fourth proportional to 590,485.09, 814,588.75 and 348,605.62 is: 480,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,485.09 : 814,588.75 = 348,605.62 : x
  2. Step 2: Convert to fraction form
    590,485.09/814,588.75 = 348,605.62/x
  3. Step 3: Cross multiply
    590,485.09x = 814,588.75 × 348,605.62
  4. Step 4: Simplify right side
    590,485.09x = 283,970,216,238.78
  5. Step 5: Solve for x
    x = 283,970,216,238.78/590,485.09
  6. Step 6: Final answer
    x = 480,910.05

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Double scale
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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.