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Finding the Fourth Proportional to 530,152.50, 795,237 and 503,236

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Solution

The fourth proportional to 530,152.50, 795,237 and 503,236 is: 754,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,152.50 : 795,237 = 503,236 : x
  2. Step 2: Convert to fraction form
    530,152.50/795,237 = 503,236/x
  3. Step 3: Cross multiply
    530,152.50x = 795,237 × 503,236
  4. Step 4: Simplify right side
    530,152.50x = 400,191,886,932
  5. Step 5: Solve for x
    x = 400,191,886,932/530,152.50
  6. Step 6: Final answer
    x = 754,861.83

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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.