Home / 783,692.75-1,174,555.24-423,849.26

Finding the Fourth Proportional to 783,692.75, 1,174,555.24 and 423,849.26

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Solution

The fourth proportional to 783,692.75, 1,174,555.24 and 423,849.26 is: 635,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,692.75 : 1,174,555.24 = 423,849.26 : x
  2. Step 2: Convert to fraction form
    783,692.75/1,174,555.24 = 423,849.26/x
  3. Step 3: Cross multiply
    783,692.75x = 1,174,555.24 × 423,849.26
  4. Step 4: Simplify right side
    783,692.75x = 497,834,369,303.12
  5. Step 5: Solve for x
    x = 497,834,369,303.12/783,692.75
  6. Step 6: Final answer
    x = 635,241.77

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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.