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Finding the Fourth Proportional to 584,057.79, 806,172.09 and 342,392.67

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Solution

The fourth proportional to 584,057.79, 806,172.09 and 342,392.67 is: 472,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,057.79 : 806,172.09 = 342,392.67 : x
  2. Step 2: Convert to fraction form
    584,057.79/806,172.09 = 342,392.67/x
  3. Step 3: Cross multiply
    584,057.79x = 806,172.09 × 342,392.67
  4. Step 4: Simplify right side
    584,057.79x = 276,027,414,374.58
  5. Step 5: Solve for x
    x = 276,027,414,374.58/584,057.79
  6. Step 6: Final answer
    x = 472,602.92

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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.