Home / 898,186.68-1,346,999.40-299,007.72

Finding the Fourth Proportional to 898,186.68, 1,346,999.40 and 299,007.72

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Solution

The fourth proportional to 898,186.68, 1,346,999.40 and 299,007.72 is: 448,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,186.68 : 1,346,999.40 = 299,007.72 : x
  2. Step 2: Convert to fraction form
    898,186.68/1,346,999.40 = 299,007.72/x
  3. Step 3: Cross multiply
    898,186.68x = 1,346,999.40 × 299,007.72
  4. Step 4: Simplify right side
    898,186.68x = 402,763,219,435.37
  5. Step 5: Solve for x
    x = 402,763,219,435.37/898,186.68
  6. Step 6: Final answer
    x = 448,418.16

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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.