Home / 581,401.04-802,005.16-366,171.28

Finding the Fourth Proportional to 581,401.04, 802,005.16 and 366,171.28

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Solution

The fourth proportional to 581,401.04, 802,005.16 and 366,171.28 is: 505,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,401.04 : 802,005.16 = 366,171.28 : x
  2. Step 2: Convert to fraction form
    581,401.04/802,005.16 = 366,171.28/x
  3. Step 3: Cross multiply
    581,401.04x = 802,005.16 × 366,171.28
  4. Step 4: Simplify right side
    581,401.04x = 293,671,256,003.81
  5. Step 5: Solve for x
    x = 293,671,256,003.81/581,401.04
  6. Step 6: Final answer
    x = 505,109.62

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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.