Home / 750,041.96-1,035,060.62-405,877.85

Finding the Fourth Proportional to 750,041.96, 1,035,060.62 and 405,877.85

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Solution

The fourth proportional to 750,041.96, 1,035,060.62 and 405,877.85 is: 560,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,041.96 : 1,035,060.62 = 405,877.85 : x
  2. Step 2: Convert to fraction form
    750,041.96/1,035,060.62 = 405,877.85/x
  3. Step 3: Cross multiply
    750,041.96x = 1,035,060.62 × 405,877.85
  4. Step 4: Simplify right side
    750,041.96x = 420,108,174,904.66
  5. Step 5: Solve for x
    x = 420,108,174,904.66/750,041.96
  6. Step 6: Final answer
    x = 560,112.90

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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.