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Finding the Fourth Proportional to 562,090.64, 775,713.48 and 332,779.60

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Solution

The fourth proportional to 562,090.64, 775,713.48 and 332,779.60 is: 459,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,090.64 : 775,713.48 = 332,779.60 : x
  2. Step 2: Convert to fraction form
    562,090.64/775,713.48 = 332,779.60/x
  3. Step 3: Cross multiply
    562,090.64x = 775,713.48 × 332,779.60
  4. Step 4: Simplify right side
    562,090.64x = 258,141,621,589.01
  5. Step 5: Solve for x
    x = 258,141,621,589.01/562,090.64
  6. Step 6: Final answer
    x = 459,252.66

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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.