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Finding the Fourth Proportional to 584,058.79, 806,173.47 and 342,393.67

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Solution

The fourth proportional to 584,058.79, 806,173.47 and 342,393.67 is: 472,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,058.79 : 806,173.47 = 342,393.67 : x
  2. Step 2: Convert to fraction form
    584,058.79/806,173.47 = 342,393.67/x
  3. Step 3: Cross multiply
    584,058.79x = 806,173.47 × 342,393.67
  4. Step 4: Simplify right side
    584,058.79x = 276,028,693,049.94
  5. Step 5: Solve for x
    x = 276,028,693,049.94/584,058.79
  6. Step 6: Final answer
    x = 472,604.30

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1.5x scale

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.