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Finding the Fourth Proportional to 296,875.60, 444,924.60 and 263,438.80

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Solution

The fourth proportional to 296,875.60, 444,924.60 and 263,438.80 is: 394,813.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,875.60 : 444,924.60 = 263,438.80 : x
  2. Step 2: Convert to fraction form
    296,875.60/444,924.60 = 263,438.80/x
  3. Step 3: Cross multiply
    296,875.60x = 444,924.60 × 263,438.80
  4. Step 4: Simplify right side
    296,875.60x = 117,210,402,714.48
  5. Step 5: Solve for x
    x = 117,210,402,714.48/296,875.60
  6. Step 6: Final answer
    x = 394,813.19

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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.