Home / 699,792.24-1,049,681.46-320,605.41

Finding the Fourth Proportional to 699,792.24, 1,049,681.46 and 320,605.41

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Solution

The fourth proportional to 699,792.24, 1,049,681.46 and 320,605.41 is: 480,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,792.24 : 1,049,681.46 = 320,605.41 : x
  2. Step 2: Convert to fraction form
    699,792.24/1,049,681.46 = 320,605.41/x
  3. Step 3: Cross multiply
    699,792.24x = 1,049,681.46 × 320,605.41
  4. Step 4: Simplify right side
    699,792.24x = 336,533,554,852.70
  5. Step 5: Solve for x
    x = 336,533,554,852.70/699,792.24
  6. Step 6: Final answer
    x = 480,904.95

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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.