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Finding the Third Proportional to 374,586.75 and 530,030.25

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Solution

The third proportional to 374,586.75 and 530,030.25 is: 749,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,586.75 : 530,030.25 = 530,030.25 : x
  2. Step 2: Convert to fraction form
    374,586.75/530,030.25 = 530,030.25/x
  3. Step 3: Cross multiply
    374,586.75x = 530,030.25 × 530,030.25
  4. Step 4: Simplify right side
    374,586.75x = 280,932,065,915.06
  5. Step 5: Solve for x
    x = 280,932,065,915.06/374,586.75
  6. Step 6: Final answer
    x = 749,978.65

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.