Home / 870,844.37-1,306,771.25-365,360.63

Finding the Fourth Proportional to 870,844.37, 1,306,771.25 and 365,360.63

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Solution

The fourth proportional to 870,844.37, 1,306,771.25 and 365,360.63 is: 548,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,844.37 : 1,306,771.25 = 365,360.63 : x
  2. Step 2: Convert to fraction form
    870,844.37/1,306,771.25 = 365,360.63/x
  3. Step 3: Cross multiply
    870,844.37x = 1,306,771.25 × 365,360.63
  4. Step 4: Simplify right side
    870,844.37x = 477,442,758,805.23
  5. Step 5: Solve for x
    x = 477,442,758,805.23/870,844.37
  6. Step 6: Final answer
    x = 548,252.68

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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.