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Finding the Fourth Proportional to 527,245.96, 790,803.32 and 211,596.26

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Solution

The fourth proportional to 527,245.96, 790,803.32 and 211,596.26 is: 317,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,245.96 : 790,803.32 = 211,596.26 : x
  2. Step 2: Convert to fraction form
    527,245.96/790,803.32 = 211,596.26/x
  3. Step 3: Cross multiply
    527,245.96x = 790,803.32 × 211,596.26
  4. Step 4: Simplify right side
    527,245.96x = 167,331,024,907.58
  5. Step 5: Solve for x
    x = 167,331,024,907.58/527,245.96
  6. Step 6: Final answer
    x = 317,368.06

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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.