Home / 929,332.18-1,394,013.66-255,409.35

Finding the Fourth Proportional to 929,332.18, 1,394,013.66 and 255,409.35

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Solution

The fourth proportional to 929,332.18, 1,394,013.66 and 255,409.35 is: 383,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,332.18 : 1,394,013.66 = 255,409.35 : x
  2. Step 2: Convert to fraction form
    929,332.18/1,394,013.66 = 255,409.35/x
  3. Step 3: Cross multiply
    929,332.18x = 1,394,013.66 × 255,409.35
  4. Step 4: Simplify right side
    929,332.18x = 356,044,122,791.72
  5. Step 5: Solve for x
    x = 356,044,122,791.72/929,332.18
  6. Step 6: Final answer
    x = 383,118.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.