Home / 773,261.10-1,067,072.28-429,112.05

Finding the Fourth Proportional to 773,261.10, 1,067,072.28 and 429,112.05

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Solution

The fourth proportional to 773,261.10, 1,067,072.28 and 429,112.05 is: 592,159.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,261.10 : 1,067,072.28 = 429,112.05 : x
  2. Step 2: Convert to fraction form
    773,261.10/1,067,072.28 = 429,112.05/x
  3. Step 3: Cross multiply
    773,261.10x = 1,067,072.28 × 429,112.05
  4. Step 4: Simplify right side
    773,261.10x = 457,893,570,372.04
  5. Step 5: Solve for x
    x = 457,893,570,372.04/773,261.10
  6. Step 6: Final answer
    x = 592,159.07

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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.