Home / 808,607.86-1,212,556.50-302,814.10

Finding the Fourth Proportional to 808,607.86, 1,212,556.50 and 302,814.10

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Solution

The fourth proportional to 808,607.86, 1,212,556.50 and 302,814.10 is: 454,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,607.86 : 1,212,556.50 = 302,814.10 : x
  2. Step 2: Convert to fraction form
    808,607.86/1,212,556.50 = 302,814.10/x
  3. Step 3: Cross multiply
    808,607.86x = 1,212,556.50 × 302,814.10
  4. Step 4: Simplify right side
    808,607.86x = 367,179,205,246.65
  5. Step 5: Solve for x
    x = 367,179,205,246.65/808,607.86
  6. Step 6: Final answer
    x = 454,088.10

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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.