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Finding the Fourth Proportional to 589,083.10, 883,624.65 and 508,903.90

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Solution

The fourth proportional to 589,083.10, 883,624.65 and 508,903.90 is: 763,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,083.10 : 883,624.65 = 508,903.90 : x
  2. Step 2: Convert to fraction form
    589,083.10/883,624.65 = 508,903.90/x
  3. Step 3: Cross multiply
    589,083.10x = 883,624.65 × 508,903.90
  4. Step 4: Simplify right side
    589,083.10x = 449,680,030,521.14
  5. Step 5: Solve for x
    x = 449,680,030,521.14/589,083.10
  6. Step 6: Final answer
    x = 763,355.85

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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.