Home / 898,301.40-1,346,736.66-518,790.36

Finding the Fourth Proportional to 898,301.40, 1,346,736.66 and 518,790.36

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Solution

The fourth proportional to 898,301.40, 1,346,736.66 and 518,790.36 is: 777,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,301.40 : 1,346,736.66 = 518,790.36 : x
  2. Step 2: Convert to fraction form
    898,301.40/1,346,736.66 = 518,790.36/x
  3. Step 3: Cross multiply
    898,301.40x = 1,346,736.66 × 518,790.36
  4. Step 4: Simplify right side
    898,301.40x = 698,673,996,666.60
  5. Step 5: Solve for x
    x = 698,673,996,666.60/898,301.40
  6. Step 6: Final answer
    x = 777,772.36

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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.