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Finding the Fourth Proportional to 364,425.34, 546,403.85 and 151,340.23

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Solution

The fourth proportional to 364,425.34, 546,403.85 and 151,340.23 is: 226,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,425.34 : 546,403.85 = 151,340.23 : x
  2. Step 2: Convert to fraction form
    364,425.34/546,403.85 = 151,340.23/x
  3. Step 3: Cross multiply
    364,425.34x = 546,403.85 × 151,340.23
  4. Step 4: Simplify right side
    364,425.34x = 82,692,886,788.12
  5. Step 5: Solve for x
    x = 82,692,886,788.12/364,425.34
  6. Step 6: Final answer
    x = 226,913.11

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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.