Home / 346,000.36-518,955.90-109,366.96

Finding the Fourth Proportional to 346,000.36, 518,955.90 and 109,366.96

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Solution

The fourth proportional to 346,000.36, 518,955.90 and 109,366.96 is: 164,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,000.36 : 518,955.90 = 109,366.96 : x
  2. Step 2: Convert to fraction form
    346,000.36/518,955.90 = 109,366.96/x
  3. Step 3: Cross multiply
    346,000.36x = 518,955.90 × 109,366.96
  4. Step 4: Simplify right side
    346,000.36x = 56,756,629,157.06
  5. Step 5: Solve for x
    x = 56,756,629,157.06/346,000.36
  6. Step 6: Final answer
    x = 164,036.33

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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.