Home / 688,467.96-1,031,963.63-332,992.98

Finding the Fourth Proportional to 688,467.96, 1,031,963.63 and 332,992.98

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Solution

The fourth proportional to 688,467.96, 1,031,963.63 and 332,992.98 is: 499,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,467.96 : 1,031,963.63 = 332,992.98 : x
  2. Step 2: Convert to fraction form
    688,467.96/1,031,963.63 = 332,992.98/x
  3. Step 3: Cross multiply
    688,467.96x = 1,031,963.63 × 332,992.98
  4. Step 4: Simplify right side
    688,467.96x = 343,636,642,740.35
  5. Step 5: Solve for x
    x = 343,636,642,740.35/688,467.96
  6. Step 6: Final answer
    x = 499,132.37

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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.