Home / 336,648.23-464,742.91-209,364.83

Finding the Fourth Proportional to 336,648.23, 464,742.91 and 209,364.83

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Solution

The fourth proportional to 336,648.23, 464,742.91 and 209,364.83 is: 289,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,648.23 : 464,742.91 = 209,364.83 : x
  2. Step 2: Convert to fraction form
    336,648.23/464,742.91 = 209,364.83/x
  3. Step 3: Cross multiply
    336,648.23x = 464,742.91 × 209,364.83
  4. Step 4: Simplify right side
    336,648.23x = 97,300,820,345.86
  5. Step 5: Solve for x
    x = 97,300,820,345.86/336,648.23
  6. Step 6: Final answer
    x = 289,028.17

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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.