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Finding the Fourth Proportional to 565,555.54, 848,722.15 and 210,853.30

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Solution

The fourth proportional to 565,555.54, 848,722.15 and 210,853.30 is: 316,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,555.54 : 848,722.15 = 210,853.30 : x
  2. Step 2: Convert to fraction form
    565,555.54/848,722.15 = 210,853.30/x
  3. Step 3: Cross multiply
    565,555.54x = 848,722.15 × 210,853.30
  4. Step 4: Simplify right side
    565,555.54x = 178,955,866,110.60
  5. Step 5: Solve for x
    x = 178,955,866,110.60/565,555.54
  6. Step 6: Final answer
    x = 316,424.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.