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Finding the Fourth Proportional to 526,673.76, 726,352.56 and 365,796.96

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Solution

The fourth proportional to 526,673.76, 726,352.56 and 365,796.96 is: 504,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,673.76 : 726,352.56 = 365,796.96 : x
  2. Step 2: Convert to fraction form
    526,673.76/726,352.56 = 365,796.96/x
  3. Step 3: Cross multiply
    526,673.76x = 726,352.56 × 365,796.96
  4. Step 4: Simplify right side
    526,673.76x = 265,697,558,336.22
  5. Step 5: Solve for x
    x = 265,697,558,336.22/526,673.76
  6. Step 6: Final answer
    x = 504,482.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.