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Finding the Fourth Proportional to 575,105.79, 793,635.36 and 313,463.35

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Solution

The fourth proportional to 575,105.79, 793,635.36 and 313,463.35 is: 432,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,105.79 : 793,635.36 = 313,463.35 : x
  2. Step 2: Convert to fraction form
    575,105.79/793,635.36 = 313,463.35/x
  3. Step 3: Cross multiply
    575,105.79x = 793,635.36 × 313,463.35
  4. Step 4: Simplify right side
    575,105.79x = 248,775,596,639.97
  5. Step 5: Solve for x
    x = 248,775,596,639.97/575,105.79
  6. Step 6: Final answer
    x = 432,573.63

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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.