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Finding the Fourth Proportional to 593,941, 890,488.26 and 278,225.68

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Solution

The fourth proportional to 593,941, 890,488.26 and 278,225.68 is: 417,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,941 : 890,488.26 = 278,225.68 : x
  2. Step 2: Convert to fraction form
    593,941/890,488.26 = 278,225.68/x
  3. Step 3: Cross multiply
    593,941x = 890,488.26 × 278,225.68
  4. Step 4: Simplify right side
    593,941x = 247,756,701,670.52
  5. Step 5: Solve for x
    x = 247,756,701,670.52/593,941
  6. Step 6: Final answer
    x = 417,140.26

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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.