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Finding the Fourth Proportional to 594,672.81, 820,338.49 and 365,281.80

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Solution

The fourth proportional to 594,672.81, 820,338.49 and 365,281.80 is: 503,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,672.81 : 820,338.49 = 365,281.80 : x
  2. Step 2: Convert to fraction form
    594,672.81/820,338.49 = 365,281.80/x
  3. Step 3: Cross multiply
    594,672.81x = 820,338.49 × 365,281.80
  4. Step 4: Simplify right side
    594,672.81x = 299,654,716,141.05
  5. Step 5: Solve for x
    x = 299,654,716,141.05/594,672.81
  6. Step 6: Final answer
    x = 503,898.47

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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.