Home / 898,065.58-1,346,382.81-518,555.81

Finding the Fourth Proportional to 898,065.58, 1,346,382.81 and 518,555.81

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Solution

The fourth proportional to 898,065.58, 1,346,382.81 and 518,555.81 is: 777,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,065.58 : 1,346,382.81 = 518,555.81 : x
  2. Step 2: Convert to fraction form
    898,065.58/1,346,382.81 = 518,555.81/x
  3. Step 3: Cross multiply
    898,065.58x = 1,346,382.81 × 518,555.81
  4. Step 4: Simplify right side
    898,065.58x = 698,174,630,082.23
  5. Step 5: Solve for x
    x = 698,174,630,082.23/898,065.58
  6. Step 6: Final answer
    x = 777,420.54

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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.