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Finding the Fourth Proportional to 594,851.61, 820,274.13 and 353,087.67

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Solution

The fourth proportional to 594,851.61, 820,274.13 and 353,087.67 is: 486,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,851.61 : 820,274.13 = 353,087.67 : x
  2. Step 2: Convert to fraction form
    594,851.61/820,274.13 = 353,087.67/x
  3. Step 3: Cross multiply
    594,851.61x = 820,274.13 × 353,087.67
  4. Step 4: Simplify right side
    594,851.61x = 289,628,681,322.98
  5. Step 5: Solve for x
    x = 289,628,681,322.98/594,851.61
  6. Step 6: Final answer
    x = 486,892.32

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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.