Home / 773,782.70-1,067,853.47-429,618.65

Finding the Fourth Proportional to 773,782.70, 1,067,853.47 and 429,618.65

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Solution

The fourth proportional to 773,782.70, 1,067,853.47 and 429,618.65 is: 592,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,782.70 : 1,067,853.47 = 429,618.65 : x
  2. Step 2: Convert to fraction form
    773,782.70/1,067,853.47 = 429,618.65/x
  3. Step 3: Cross multiply
    773,782.70x = 1,067,853.47 × 429,618.65
  4. Step 4: Simplify right side
    773,782.70x = 458,769,758,691.86
  5. Step 5: Solve for x
    x = 458,769,758,691.86/773,782.70
  6. Step 6: Final answer
    x = 592,892.24

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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.