Home / 403,965.53-606,037.04-119,678.41

Finding the Fourth Proportional to 403,965.53, 606,037.04 and 119,678.41

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Solution

The fourth proportional to 403,965.53, 606,037.04 and 119,678.41 is: 179,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,965.53 : 606,037.04 = 119,678.41 : x
  2. Step 2: Convert to fraction form
    403,965.53/606,037.04 = 119,678.41/x
  3. Step 3: Cross multiply
    403,965.53x = 606,037.04 × 119,678.41
  4. Step 4: Simplify right side
    403,965.53x = 72,529,549,956.25
  5. Step 5: Solve for x
    x = 72,529,549,956.25/403,965.53
  6. Step 6: Final answer
    x = 179,543.91

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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.