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Finding the Fourth Proportional to 593,378.51, 889,963.97 and 166,812.93

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Solution

The fourth proportional to 593,378.51, 889,963.97 and 166,812.93 is: 250,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,378.51 : 889,963.97 = 166,812.93 : x
  2. Step 2: Convert to fraction form
    593,378.51/889,963.97 = 166,812.93/x
  3. Step 3: Cross multiply
    593,378.51x = 889,963.97 × 166,812.93
  4. Step 4: Simplify right side
    593,378.51x = 148,457,497,430.13
  5. Step 5: Solve for x
    x = 148,457,497,430.13/593,378.51
  6. Step 6: Final answer
    x = 250,190.22

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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.