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Finding the Fourth Proportional to 522,164.70, 783,301.77 and 222,676.92

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Solution

The fourth proportional to 522,164.70, 783,301.77 and 222,676.92 is: 334,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,164.70 : 783,301.77 = 222,676.92 : x
  2. Step 2: Convert to fraction form
    522,164.70/783,301.77 = 222,676.92/x
  3. Step 3: Cross multiply
    522,164.70x = 783,301.77 × 222,676.92
  4. Step 4: Simplify right side
    522,164.70x = 174,423,225,574.15
  5. Step 5: Solve for x
    x = 174,423,225,574.15/522,164.70
  6. Step 6: Final answer
    x = 334,038.72

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1.5x scale

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.