Home / 1,264,231.32-1,896,348.54-516,277.32

Finding the Fourth Proportional to 1,264,231.32, 1,896,348.54 and 516,277.32

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Solution

The fourth proportional to 1,264,231.32, 1,896,348.54 and 516,277.32 is: 774,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,231.32 : 1,896,348.54 = 516,277.32 : x
  2. Step 2: Convert to fraction form
    1,264,231.32/1,896,348.54 = 516,277.32/x
  3. Step 3: Cross multiply
    1,264,231.32x = 1,896,348.54 × 516,277.32
  4. Step 4: Simplify right side
    1,264,231.32x = 979,041,742,017.11
  5. Step 5: Solve for x
    x = 979,041,742,017.11/1,264,231.32
  6. Step 6: Final answer
    x = 774,416.62

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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.