Home / 790,467.66-1,090,860.51-463,972.86

Finding the Fourth Proportional to 790,467.66, 1,090,860.51 and 463,972.86

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Solution

The fourth proportional to 790,467.66, 1,090,860.51 and 463,972.86 is: 640,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,467.66 : 1,090,860.51 = 463,972.86 : x
  2. Step 2: Convert to fraction form
    790,467.66/1,090,860.51 = 463,972.86/x
  3. Step 3: Cross multiply
    790,467.66x = 1,090,860.51 × 463,972.86
  4. Step 4: Simplify right side
    790,467.66x = 506,129,672,425.66
  5. Step 5: Solve for x
    x = 506,129,672,425.66/790,467.66
  6. Step 6: Final answer
    x = 640,291.44

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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.