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Finding the Fourth Proportional to 866,925.94, 1,300,762.75 and 334,820.64

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Solution

The fourth proportional to 866,925.94, 1,300,762.75 and 334,820.64 is: 502,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,925.94 : 1,300,762.75 = 334,820.64 : x
  2. Step 2: Convert to fraction form
    866,925.94/1,300,762.75 = 334,820.64/x
  3. Step 3: Cross multiply
    866,925.94x = 1,300,762.75 × 334,820.64
  4. Step 4: Simplify right side
    866,925.94x = 435,522,213,794.97
  5. Step 5: Solve for x
    x = 435,522,213,794.97/866,925.94
  6. Step 6: Final answer
    x = 502,375.34

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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.