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Finding the Fourth Proportional to 504,017.70, 756,091.35 and 251,427.30

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Solution

The fourth proportional to 504,017.70, 756,091.35 and 251,427.30 is: 377,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,017.70 : 756,091.35 = 251,427.30 : x
  2. Step 2: Convert to fraction form
    504,017.70/756,091.35 = 251,427.30/x
  3. Step 3: Cross multiply
    504,017.70x = 756,091.35 × 251,427.30
  4. Step 4: Simplify right side
    504,017.70x = 190,102,006,683.86
  5. Step 5: Solve for x
    x = 190,102,006,683.86/504,017.70
  6. Step 6: Final answer
    x = 377,173.28

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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.