Home / 914,474.92-1,261,975.16-501,026.40

Finding the Fourth Proportional to 914,474.92, 1,261,975.16 and 501,026.40

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Solution

The fourth proportional to 914,474.92, 1,261,975.16 and 501,026.40 is: 691,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,474.92 : 1,261,975.16 = 501,026.40 : x
  2. Step 2: Convert to fraction form
    914,474.92/1,261,975.16 = 501,026.40/x
  3. Step 3: Cross multiply
    914,474.92x = 1,261,975.16 × 501,026.40
  4. Step 4: Simplify right side
    914,474.92x = 632,282,871,304.22
  5. Step 5: Solve for x
    x = 632,282,871,304.22/914,474.92
  6. Step 6: Final answer
    x = 691,416.31

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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.