Home / 897,266.70-1,346,137.65-391,610.70

Finding the Fourth Proportional to 897,266.70, 1,346,137.65 and 391,610.70

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Solution

The fourth proportional to 897,266.70, 1,346,137.65 and 391,610.70 is: 587,519.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,266.70 : 1,346,137.65 = 391,610.70 : x
  2. Step 2: Convert to fraction form
    897,266.70/1,346,137.65 = 391,610.70/x
  3. Step 3: Cross multiply
    897,266.70x = 1,346,137.65 × 391,610.70
  4. Step 4: Simplify right side
    897,266.70x = 527,161,907,412.86
  5. Step 5: Solve for x
    x = 527,161,907,412.86/897,266.70
  6. Step 6: Final answer
    x = 587,519.75

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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.