Home / 926,216.80-1,388,547.60-482,984.80

Finding the Fourth Proportional to 926,216.80, 1,388,547.60 and 482,984.80

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Solution

The fourth proportional to 926,216.80, 1,388,547.60 and 482,984.80 is: 724,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,216.80 : 1,388,547.60 = 482,984.80 : x
  2. Step 2: Convert to fraction form
    926,216.80/1,388,547.60 = 482,984.80/x
  3. Step 3: Cross multiply
    926,216.80x = 1,388,547.60 × 482,984.80
  4. Step 4: Simplify right side
    926,216.80x = 670,647,384,876.48
  5. Step 5: Solve for x
    x = 670,647,384,876.48/926,216.80
  6. Step 6: Final answer
    x = 724,071.71

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1.5x scale

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.