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Finding the Fourth Proportional to 364,043.30, 545,935.35 and 164,459.30

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Solution

The fourth proportional to 364,043.30, 545,935.35 and 164,459.30 is: 246,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,043.30 : 545,935.35 = 164,459.30 : x
  2. Step 2: Convert to fraction form
    364,043.30/545,935.35 = 164,459.30/x
  3. Step 3: Cross multiply
    364,043.30x = 545,935.35 × 164,459.30
  4. Step 4: Simplify right side
    364,043.30x = 89,784,145,506.26
  5. Step 5: Solve for x
    x = 89,784,145,506.26/364,043.30
  6. Step 6: Final answer
    x = 246,630.40

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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.