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Finding the Fourth Proportional to 573,058.80, 859,588.20 and 511,057.35

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Solution

The fourth proportional to 573,058.80, 859,588.20 and 511,057.35 is: 766,586.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,058.80 : 859,588.20 = 511,057.35 : x
  2. Step 2: Convert to fraction form
    573,058.80/859,588.20 = 511,057.35/x
  3. Step 3: Cross multiply
    573,058.80x = 859,588.20 × 511,057.35
  4. Step 4: Simplify right side
    573,058.80x = 439,298,867,583.27
  5. Step 5: Solve for x
    x = 439,298,867,583.27/573,058.80
  6. Step 6: Final answer
    x = 766,586.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.