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Finding the Fourth Proportional to 898,651.12, 1,347,601.91 and 365,810.44

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Solution

The fourth proportional to 898,651.12, 1,347,601.91 and 365,810.44 is: 548,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,651.12 : 1,347,601.91 = 365,810.44 : x
  2. Step 2: Convert to fraction form
    898,651.12/1,347,601.91 = 365,810.44/x
  3. Step 3: Cross multiply
    898,651.12x = 1,347,601.91 × 365,810.44
  4. Step 4: Simplify right side
    898,651.12x = 492,966,840,903.93
  5. Step 5: Solve for x
    x = 492,966,840,903.93/898,651.12
  6. Step 6: Final answer
    x = 548,563.10

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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.