Home / 745,340.94-1,116,567.99-446,057.28

Finding the Fourth Proportional to 745,340.94, 1,116,567.99 and 446,057.28

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Solution

The fourth proportional to 745,340.94, 1,116,567.99 and 446,057.28 is: 668,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,340.94 : 1,116,567.99 = 446,057.28 : x
  2. Step 2: Convert to fraction form
    745,340.94/1,116,567.99 = 446,057.28/x
  3. Step 3: Cross multiply
    745,340.94x = 1,116,567.99 × 446,057.28
  4. Step 4: Simplify right side
    745,340.94x = 498,053,280,554.47
  5. Step 5: Solve for x
    x = 498,053,280,554.47/745,340.94
  6. Step 6: Final answer
    x = 668,222.09

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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.