Home / 1,003,382.04-1,505,302.87-434,858.49

Finding the Fourth Proportional to 1,003,382.04, 1,505,302.87 and 434,858.49

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Solution

The fourth proportional to 1,003,382.04, 1,505,302.87 and 434,858.49 is: 652,387.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,382.04 : 1,505,302.87 = 434,858.49 : x
  2. Step 2: Convert to fraction form
    1,003,382.04/1,505,302.87 = 434,858.49/x
  3. Step 3: Cross multiply
    1,003,382.04x = 1,505,302.87 × 434,858.49
  4. Step 4: Simplify right side
    1,003,382.04x = 654,593,733,040.87
  5. Step 5: Solve for x
    x = 654,593,733,040.87/1,003,382.04
  6. Step 6: Final answer
    x = 652,387.33

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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.