Home / 898,388.20-1,346,416.86-365,288.68

Finding the Fourth Proportional to 898,388.20, 1,346,416.86 and 365,288.68

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Solution

The fourth proportional to 898,388.20, 1,346,416.86 and 365,288.68 is: 547,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,388.20 : 1,346,416.86 = 365,288.68 : x
  2. Step 2: Convert to fraction form
    898,388.20/1,346,416.86 = 365,288.68/x
  3. Step 3: Cross multiply
    898,388.20x = 1,346,416.86 × 365,288.68
  4. Step 4: Simplify right side
    898,388.20x = 491,830,837,519.15
  5. Step 5: Solve for x
    x = 491,830,837,519.15/898,388.20
  6. Step 6: Final answer
    x = 547,459.15

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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.