Home / 772,152.04-1,157,943.26-266,583.72

Finding the Fourth Proportional to 772,152.04, 1,157,943.26 and 266,583.72

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Solution

The fourth proportional to 772,152.04, 1,157,943.26 and 266,583.72 is: 399,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,152.04 : 1,157,943.26 = 266,583.72 : x
  2. Step 2: Convert to fraction form
    772,152.04/1,157,943.26 = 266,583.72/x
  3. Step 3: Cross multiply
    772,152.04x = 1,157,943.26 × 266,583.72
  4. Step 4: Simplify right side
    772,152.04x = 308,688,821,799.73
  5. Step 5: Solve for x
    x = 308,688,821,799.73/772,152.04
  6. Step 6: Final answer
    x = 399,777.25

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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.