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Finding the Fourth Proportional to 589,302.88, 884,019.53 and 210,311.98

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Solution

The fourth proportional to 589,302.88, 884,019.53 and 210,311.98 is: 315,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,302.88 : 884,019.53 = 210,311.98 : x
  2. Step 2: Convert to fraction form
    589,302.88/884,019.53 = 210,311.98/x
  3. Step 3: Cross multiply
    589,302.88x = 884,019.53 × 210,311.98
  4. Step 4: Simplify right side
    589,302.88x = 185,919,897,712.97
  5. Step 5: Solve for x
    x = 185,919,897,712.97/589,302.88
  6. Step 6: Final answer
    x = 315,491.24

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1.5x scale

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.