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Finding the Fourth Proportional to 296,085.60, 443,998.80 and 118,533.60

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Solution

The fourth proportional to 296,085.60, 443,998.80 and 118,533.60 is: 177,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,085.60 : 443,998.80 = 118,533.60 : x
  2. Step 2: Convert to fraction form
    296,085.60/443,998.80 = 118,533.60/x
  3. Step 3: Cross multiply
    296,085.60x = 443,998.80 × 118,533.60
  4. Step 4: Simplify right side
    296,085.60x = 52,628,776,159.68
  5. Step 5: Solve for x
    x = 52,628,776,159.68/296,085.60
  6. Step 6: Final answer
    x = 177,748.52

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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.