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Finding the Fourth Proportional to 594,567.57, 820,269.66 and 339,782.07

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Solution

The fourth proportional to 594,567.57, 820,269.66 and 339,782.07 is: 468,765.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,567.57 : 820,269.66 = 339,782.07 : x
  2. Step 2: Convert to fraction form
    594,567.57/820,269.66 = 339,782.07/x
  3. Step 3: Cross multiply
    594,567.57x = 820,269.66 × 339,782.07
  4. Step 4: Simplify right side
    594,567.57x = 278,712,923,033.00
  5. Step 5: Solve for x
    x = 278,712,923,033.00/594,567.57
  6. Step 6: Final answer
    x = 468,765.77

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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.