Home / 749,477.98-1,034,379.66-422,858.04

Finding the Fourth Proportional to 749,477.98, 1,034,379.66 and 422,858.04

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Solution

The fourth proportional to 749,477.98, 1,034,379.66 and 422,858.04 is: 583,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,477.98 : 1,034,379.66 = 422,858.04 : x
  2. Step 2: Convert to fraction form
    749,477.98/1,034,379.66 = 422,858.04/x
  3. Step 3: Cross multiply
    749,477.98x = 1,034,379.66 × 422,858.04
  4. Step 4: Simplify right side
    749,477.98x = 437,395,755,643.47
  5. Step 5: Solve for x
    x = 437,395,755,643.47/749,477.98
  6. Step 6: Final answer
    x = 583,600.54

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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.