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Finding the Fourth Proportional to 773,283, 1,067,128.36 and 429,170.88

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Solution

The fourth proportional to 773,283, 1,067,128.36 and 429,170.88 is: 592,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,283 : 1,067,128.36 = 429,170.88 : x
  2. Step 2: Convert to fraction form
    773,283/1,067,128.36 = 429,170.88/x
  3. Step 3: Cross multiply
    773,283x = 1,067,128.36 × 429,170.88
  4. Step 4: Simplify right side
    773,283x = 457,980,417,334.16
  5. Step 5: Solve for x
    x = 457,980,417,334.16/773,283
  6. Step 6: Final answer
    x = 592,254.60

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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.