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Finding the Fourth Proportional to 496,075.33, 684,564.12 and 292,134.85

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Solution

The fourth proportional to 496,075.33, 684,564.12 and 292,134.85 is: 403,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,075.33 : 684,564.12 = 292,134.85 : x
  2. Step 2: Convert to fraction form
    496,075.33/684,564.12 = 292,134.85/x
  3. Step 3: Cross multiply
    496,075.33x = 684,564.12 × 292,134.85
  4. Step 4: Simplify right side
    496,075.33x = 199,985,036,511.58
  5. Step 5: Solve for x
    x = 199,985,036,511.58/496,075.33
  6. Step 6: Final answer
    x = 403,134.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.