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Finding the Fourth Proportional to 301,390.39, 452,164.37 and 174,909.05

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Solution

The fourth proportional to 301,390.39, 452,164.37 and 174,909.05 is: 262,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,390.39 : 452,164.37 = 174,909.05 : x
  2. Step 2: Convert to fraction form
    301,390.39/452,164.37 = 174,909.05/x
  3. Step 3: Cross multiply
    301,390.39x = 452,164.37 × 174,909.05
  4. Step 4: Simplify right side
    301,390.39x = 79,087,638,139.73
  5. Step 5: Solve for x
    x = 79,087,638,139.73/301,390.39
  6. Step 6: Final answer
    x = 262,409.29

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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.