Home / 750,443.55-1,035,593.03-419,302.19

Finding the Fourth Proportional to 750,443.55, 1,035,593.03 and 419,302.19

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Solution

The fourth proportional to 750,443.55, 1,035,593.03 and 419,302.19 is: 578,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,443.55 : 1,035,593.03 = 419,302.19 : x
  2. Step 2: Convert to fraction form
    750,443.55/1,035,593.03 = 419,302.19/x
  3. Step 3: Cross multiply
    750,443.55x = 1,035,593.03 × 419,302.19
  4. Step 4: Simplify right side
    750,443.55x = 434,226,420,249.77
  5. Step 5: Solve for x
    x = 434,226,420,249.77/750,443.55
  6. Step 6: Final answer
    x = 578,626.36

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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.