Home / 945,564.72-1,304,989.80-537,727.32

Finding the Fourth Proportional to 945,564.72, 1,304,989.80 and 537,727.32

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Solution

The fourth proportional to 945,564.72, 1,304,989.80 and 537,727.32 is: 742,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,564.72 : 1,304,989.80 = 537,727.32 : x
  2. Step 2: Convert to fraction form
    945,564.72/1,304,989.80 = 537,727.32/x
  3. Step 3: Cross multiply
    945,564.72x = 1,304,989.80 × 537,727.32
  4. Step 4: Simplify right side
    945,564.72x = 701,728,667,781.34
  5. Step 5: Solve for x
    x = 701,728,667,781.34/945,564.72
  6. Step 6: Final answer
    x = 742,126.53

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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.