Home / 777,801.06-1,166,679.72-425,048.94

Finding the Fourth Proportional to 777,801.06, 1,166,679.72 and 425,048.94

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Solution

The fourth proportional to 777,801.06, 1,166,679.72 and 425,048.94 is: 637,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,801.06 : 1,166,679.72 = 425,048.94 : x
  2. Step 2: Convert to fraction form
    777,801.06/1,166,679.72 = 425,048.94/x
  3. Step 3: Cross multiply
    777,801.06x = 1,166,679.72 × 425,048.94
  4. Step 4: Simplify right side
    777,801.06x = 495,895,978,305.50
  5. Step 5: Solve for x
    x = 495,895,978,305.50/777,801.06
  6. Step 6: Final answer
    x = 637,561.46

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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.