Home / 1,464,509.87-2,196,340.47-439,798.80

Finding the Fourth Proportional to 1,464,509.87, 2,196,340.47 and 439,798.80

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Solution

The fourth proportional to 1,464,509.87, 2,196,340.47 and 439,798.80 is: 659,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,509.87 : 2,196,340.47 = 439,798.80 : x
  2. Step 2: Convert to fraction form
    1,464,509.87/2,196,340.47 = 439,798.80/x
  3. Step 3: Cross multiply
    1,464,509.87x = 2,196,340.47 × 439,798.80
  4. Step 4: Simplify right side
    1,464,509.87x = 965,947,903,097.44
  5. Step 5: Solve for x
    x = 965,947,903,097.44/1,464,509.87
  6. Step 6: Final answer
    x = 659,570.77

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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.