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Finding the Fourth Proportional to 364,762.60, 547,143.36 and 202,759.64

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Solution

The fourth proportional to 364,762.60, 547,143.36 and 202,759.64 is: 304,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,762.60 : 547,143.36 = 202,759.64 : x
  2. Step 2: Convert to fraction form
    364,762.60/547,143.36 = 202,759.64/x
  3. Step 3: Cross multiply
    364,762.60x = 547,143.36 × 202,759.64
  4. Step 4: Simplify right side
    364,762.60x = 110,938,590,701.99
  5. Step 5: Solve for x
    x = 110,938,590,701.99/364,762.60
  6. Step 6: Final answer
    x = 304,139.16

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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.