Home / 914,676.84-1,372,483.26-435,446.28

Finding the Fourth Proportional to 914,676.84, 1,372,483.26 and 435,446.28

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Solution

The fourth proportional to 914,676.84, 1,372,483.26 and 435,446.28 is: 653,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,676.84 : 1,372,483.26 = 435,446.28 : x
  2. Step 2: Convert to fraction form
    914,676.84/1,372,483.26 = 435,446.28/x
  3. Step 3: Cross multiply
    914,676.84x = 1,372,483.26 × 435,446.28
  4. Step 4: Simplify right side
    914,676.84x = 597,642,729,929.27
  5. Step 5: Solve for x
    x = 597,642,729,929.27/914,676.84
  6. Step 6: Final answer
    x = 653,392.22

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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.