Home / 757,788.68-1,137,185.02-416,470.46

Finding the Fourth Proportional to 757,788.68, 1,137,185.02 and 416,470.46

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Solution

The fourth proportional to 757,788.68, 1,137,185.02 and 416,470.46 is: 624,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,788.68 : 1,137,185.02 = 416,470.46 : x
  2. Step 2: Convert to fraction form
    757,788.68/1,137,185.02 = 416,470.46/x
  3. Step 3: Cross multiply
    757,788.68x = 1,137,185.02 × 416,470.46
  4. Step 4: Simplify right side
    757,788.68x = 473,603,968,384.51
  5. Step 5: Solve for x
    x = 473,603,968,384.51/757,788.68
  6. Step 6: Final answer
    x = 624,981.58

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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.