Home / 750,053.01-1,035,065.27-405,881.41

Finding the Fourth Proportional to 750,053.01, 1,035,065.27 and 405,881.41

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Solution

The fourth proportional to 750,053.01, 1,035,065.27 and 405,881.41 is: 560,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,053.01 : 1,035,065.27 = 405,881.41 : x
  2. Step 2: Convert to fraction form
    750,053.01/1,035,065.27 = 405,881.41/x
  3. Step 3: Cross multiply
    750,053.01x = 1,035,065.27 × 405,881.41
  4. Step 4: Simplify right side
    750,053.01x = 420,113,744,024.90
  5. Step 5: Solve for x
    x = 420,113,744,024.90/750,053.01
  6. Step 6: Final answer
    x = 560,112.07

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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.