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Finding the Fourth Proportional to 593,486.69, 890,231.15 and 144,207.94

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Solution

The fourth proportional to 593,486.69, 890,231.15 and 144,207.94 is: 216,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,486.69 : 890,231.15 = 144,207.94 : x
  2. Step 2: Convert to fraction form
    593,486.69/890,231.15 = 144,207.94/x
  3. Step 3: Cross multiply
    593,486.69x = 890,231.15 × 144,207.94
  4. Step 4: Simplify right side
    593,486.69x = 128,378,400,265.33
  5. Step 5: Solve for x
    x = 128,378,400,265.33/593,486.69
  6. Step 6: Final answer
    x = 216,312.18

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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.