Home / 648,434.20-895,029.26-376,624.32

Finding the Fourth Proportional to 648,434.20, 895,029.26 and 376,624.32

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Solution

The fourth proportional to 648,434.20, 895,029.26 and 376,624.32 is: 519,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,434.20 : 895,029.26 = 376,624.32 : x
  2. Step 2: Convert to fraction form
    648,434.20/895,029.26 = 376,624.32/x
  3. Step 3: Cross multiply
    648,434.20x = 895,029.26 × 376,624.32
  4. Step 4: Simplify right side
    648,434.20x = 337,089,786,427.60
  5. Step 5: Solve for x
    x = 337,089,786,427.60/648,434.20
  6. Step 6: Final answer
    x = 519,851.95

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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.