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Finding the Fourth Proportional to 301,711.20, 452,858.40 and 183,613.20

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Solution

The fourth proportional to 301,711.20, 452,858.40 and 183,613.20 is: 275,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,711.20 : 452,858.40 = 183,613.20 : x
  2. Step 2: Convert to fraction form
    301,711.20/452,858.40 = 183,613.20/x
  3. Step 3: Cross multiply
    301,711.20x = 452,858.40 × 183,613.20
  4. Step 4: Simplify right side
    301,711.20x = 83,150,779,970.88
  5. Step 5: Solve for x
    x = 83,150,779,970.88/301,711.20
  6. Step 6: Final answer
    x = 275,597.26

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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.