Home / 773,479.69-1,067,385.88-429,295.42

Finding the Fourth Proportional to 773,479.69, 1,067,385.88 and 429,295.42

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Solution

The fourth proportional to 773,479.69, 1,067,385.88 and 429,295.42 is: 592,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,479.69 : 1,067,385.88 = 429,295.42 : x
  2. Step 2: Convert to fraction form
    773,479.69/1,067,385.88 = 429,295.42/x
  3. Step 3: Cross multiply
    773,479.69x = 1,067,385.88 × 429,295.42
  4. Step 4: Simplify right side
    773,479.69x = 458,223,869,656.67
  5. Step 5: Solve for x
    x = 458,223,869,656.67/773,479.69
  6. Step 6: Final answer
    x = 592,418.75

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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.