Home / 448,528.65-673,181.69-235,447.20

Finding the Fourth Proportional to 448,528.65, 673,181.69 and 235,447.20

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Solution

The fourth proportional to 448,528.65, 673,181.69 and 235,447.20 is: 353,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,528.65 : 673,181.69 = 235,447.20 : x
  2. Step 2: Convert to fraction form
    448,528.65/673,181.69 = 235,447.20/x
  3. Step 3: Cross multiply
    448,528.65x = 673,181.69 × 235,447.20
  4. Step 4: Simplify right side
    448,528.65x = 158,498,742,824.53
  5. Step 5: Solve for x
    x = 158,498,742,824.53/448,528.65
  6. Step 6: Final answer
    x = 353,374.85

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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.