Home / 692,955.98-1,039,470.66-219,678.26

Finding the Fourth Proportional to 692,955.98, 1,039,470.66 and 219,678.26

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Solution

The fourth proportional to 692,955.98, 1,039,470.66 and 219,678.26 is: 329,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,955.98 : 1,039,470.66 = 219,678.26 : x
  2. Step 2: Convert to fraction form
    692,955.98/1,039,470.66 = 219,678.26/x
  3. Step 3: Cross multiply
    692,955.98x = 1,039,470.66 × 219,678.26
  4. Step 4: Simplify right side
    692,955.98x = 228,349,105,909.85
  5. Step 5: Solve for x
    x = 228,349,105,909.85/692,955.98
  6. Step 6: Final answer
    x = 329,529.02

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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.