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Finding the Fourth Proportional to 270,511.35, 373,238.59 and 174,903

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Solution

The fourth proportional to 270,511.35, 373,238.59 and 174,903 is: 241,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,511.35 : 373,238.59 = 174,903 : x
  2. Step 2: Convert to fraction form
    270,511.35/373,238.59 = 174,903/x
  3. Step 3: Cross multiply
    270,511.35x = 373,238.59 × 174,903
  4. Step 4: Simplify right side
    270,511.35x = 65,280,549,106.77
  5. Step 5: Solve for x
    x = 65,280,549,106.77/270,511.35
  6. Step 6: Final answer
    x = 241,322.77

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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.