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Finding the Fourth Proportional to 336,657.40, 505,068.41 and 112,017.26

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Solution

The fourth proportional to 336,657.40, 505,068.41 and 112,017.26 is: 168,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,657.40 : 505,068.41 = 112,017.26 : x
  2. Step 2: Convert to fraction form
    336,657.40/505,068.41 = 112,017.26/x
  3. Step 3: Cross multiply
    336,657.40x = 505,068.41 × 112,017.26
  4. Step 4: Simplify right side
    336,657.40x = 56,576,380,943.47
  5. Step 5: Solve for x
    x = 56,576,380,943.47/336,657.40
  6. Step 6: Final answer
    x = 168,053.28

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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.