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Finding the Fourth Proportional to 593,820.14, 890,717.72 and 144,543.51

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Solution

The fourth proportional to 593,820.14, 890,717.72 and 144,543.51 is: 216,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,820.14 : 890,717.72 = 144,543.51 : x
  2. Step 2: Convert to fraction form
    593,820.14/890,717.72 = 144,543.51/x
  3. Step 3: Cross multiply
    593,820.14x = 890,717.72 × 144,543.51
  4. Step 4: Simplify right side
    593,820.14x = 128,747,464,945.28
  5. Step 5: Solve for x
    x = 128,747,464,945.28/593,820.14
  6. Step 6: Final answer
    x = 216,812.23

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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.