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Finding the Fourth Proportional to 585,868.96, 808,491.85 and 344,173.56

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Solution

The fourth proportional to 585,868.96, 808,491.85 and 344,173.56 is: 474,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,868.96 : 808,491.85 = 344,173.56 : x
  2. Step 2: Convert to fraction form
    585,868.96/808,491.85 = 344,173.56/x
  3. Step 3: Cross multiply
    585,868.96x = 808,491.85 × 344,173.56
  4. Step 4: Simplify right side
    585,868.96x = 278,261,518,245.49
  5. Step 5: Solve for x
    x = 278,261,518,245.49/585,868.96
  6. Step 6: Final answer
    x = 474,955.22

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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.