Home / 336,343.08-464,343.30-223,320.36

Finding the Fourth Proportional to 336,343.08, 464,343.30 and 223,320.36

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Solution

The fourth proportional to 336,343.08, 464,343.30 and 223,320.36 is: 308,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,343.08 : 464,343.30 = 223,320.36 : x
  2. Step 2: Convert to fraction form
    336,343.08/464,343.30 = 223,320.36/x
  3. Step 3: Cross multiply
    336,343.08x = 464,343.30 × 223,320.36
  4. Step 4: Simplify right side
    336,343.08x = 103,697,312,919.59
  5. Step 5: Solve for x
    x = 103,697,312,919.59/336,343.08
  6. Step 6: Final answer
    x = 308,308.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.