Home / 585,845.04-808,457.40-331,187.28

Finding the Fourth Proportional to 585,845.04, 808,457.40 and 331,187.28

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Solution

The fourth proportional to 585,845.04, 808,457.40 and 331,187.28 is: 457,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,845.04 : 808,457.40 = 331,187.28 : x
  2. Step 2: Convert to fraction form
    585,845.04/808,457.40 = 331,187.28/x
  3. Step 3: Cross multiply
    585,845.04x = 808,457.40 × 331,187.28
  4. Step 4: Simplify right side
    585,845.04x = 267,750,807,301.87
  5. Step 5: Solve for x
    x = 267,750,807,301.87/585,845.04
  6. Step 6: Final answer
    x = 457,033.50

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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.