Home / 581,771.57-802,450.09-377,457.47

Finding the Fourth Proportional to 581,771.57, 802,450.09 and 377,457.47

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Solution

The fourth proportional to 581,771.57, 802,450.09 and 377,457.47 is: 520,635.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,771.57 : 802,450.09 = 377,457.47 : x
  2. Step 2: Convert to fraction form
    581,771.57/802,450.09 = 377,457.47/x
  3. Step 3: Cross multiply
    581,771.57x = 802,450.09 × 377,457.47
  4. Step 4: Simplify right side
    581,771.57x = 302,890,780,241.43
  5. Step 5: Solve for x
    x = 302,890,780,241.43/581,771.57
  6. Step 6: Final answer
    x = 520,635.24

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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.