Home / 773,490.53-1,067,400.86-429,306.28

Finding the Fourth Proportional to 773,490.53, 1,067,400.86 and 429,306.28

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Solution

The fourth proportional to 773,490.53, 1,067,400.86 and 429,306.28 is: 592,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,490.53 : 1,067,400.86 = 429,306.28 : x
  2. Step 2: Convert to fraction form
    773,490.53/1,067,400.86 = 429,306.28/x
  3. Step 3: Cross multiply
    773,490.53x = 1,067,400.86 × 429,306.28
  4. Step 4: Simplify right side
    773,490.53x = 458,241,887,660.37
  5. Step 5: Solve for x
    x = 458,241,887,660.37/773,490.53
  6. Step 6: Final answer
    x = 592,433.74

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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.