Home / 691,053.70-1,036,633.03-235,503.35

Finding the Fourth Proportional to 691,053.70, 1,036,633.03 and 235,503.35

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Solution

The fourth proportional to 691,053.70, 1,036,633.03 and 235,503.35 is: 353,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,053.70 : 1,036,633.03 = 235,503.35 : x
  2. Step 2: Convert to fraction form
    691,053.70/1,036,633.03 = 235,503.35/x
  3. Step 3: Cross multiply
    691,053.70x = 1,036,633.03 × 235,503.35
  4. Step 4: Simplify right side
    691,053.70x = 244,130,550,108.13
  5. Step 5: Solve for x
    x = 244,130,550,108.13/691,053.70
  6. Step 6: Final answer
    x = 353,272.91

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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.