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Finding the Fourth Proportional to 570,934.66, 787,973.72 and 329,169.91

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Solution

The fourth proportional to 570,934.66, 787,973.72 and 329,169.91 is: 454,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,934.66 : 787,973.72 = 329,169.91 : x
  2. Step 2: Convert to fraction form
    570,934.66/787,973.72 = 329,169.91/x
  3. Step 3: Cross multiply
    570,934.66x = 787,973.72 × 329,169.91
  4. Step 4: Simplify right side
    570,934.66x = 259,377,238,494.77
  5. Step 5: Solve for x
    x = 259,377,238,494.77/570,934.66
  6. Step 6: Final answer
    x = 454,302.84

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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.