Home / 768,225.60-1,060,094.58-445,883.64

Finding the Fourth Proportional to 768,225.60, 1,060,094.58 and 445,883.64

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Solution

The fourth proportional to 768,225.60, 1,060,094.58 and 445,883.64 is: 615,286.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,225.60 : 1,060,094.58 = 445,883.64 : x
  2. Step 2: Convert to fraction form
    768,225.60/1,060,094.58 = 445,883.64/x
  3. Step 3: Cross multiply
    768,225.60x = 1,060,094.58 × 445,883.64
  4. Step 4: Simplify right side
    768,225.60x = 472,678,830,074.67
  5. Step 5: Solve for x
    x = 472,678,830,074.67/768,225.60
  6. Step 6: Final answer
    x = 615,286.49

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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.