Home / 691,054.19-1,036,633.77-235,503.85

Finding the Fourth Proportional to 691,054.19, 1,036,633.77 and 235,503.85

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Solution

The fourth proportional to 691,054.19, 1,036,633.77 and 235,503.85 is: 353,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,054.19 : 1,036,633.77 = 235,503.85 : x
  2. Step 2: Convert to fraction form
    691,054.19/1,036,633.77 = 235,503.85/x
  3. Step 3: Cross multiply
    691,054.19x = 1,036,633.77 × 235,503.85
  4. Step 4: Simplify right side
    691,054.19x = 244,131,243,875.02
  5. Step 5: Solve for x
    x = 244,131,243,875.02/691,054.19
  6. Step 6: Final answer
    x = 353,273.66

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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.