Home / 777,803.06-1,166,682.72-425,050.94

Finding the Fourth Proportional to 777,803.06, 1,166,682.72 and 425,050.94

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Solution

The fourth proportional to 777,803.06, 1,166,682.72 and 425,050.94 is: 637,564.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,803.06 : 1,166,682.72 = 425,050.94 : x
  2. Step 2: Convert to fraction form
    777,803.06/1,166,682.72 = 425,050.94/x
  3. Step 3: Cross multiply
    777,803.06x = 1,166,682.72 × 425,050.94
  4. Step 4: Simplify right side
    777,803.06x = 495,899,586,817.76
  5. Step 5: Solve for x
    x = 495,899,586,817.76/777,803.06
  6. Step 6: Final answer
    x = 637,564.46

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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.