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Finding the Fourth Proportional to 599,564.40, 899,464.68 and 178,830.96

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Solution

The fourth proportional to 599,564.40, 899,464.68 and 178,830.96 is: 268,281.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,564.40 : 899,464.68 = 178,830.96 : x
  2. Step 2: Convert to fraction form
    599,564.40/899,464.68 = 178,830.96/x
  3. Step 3: Cross multiply
    599,564.40x = 899,464.68 × 178,830.96
  4. Step 4: Simplify right side
    599,564.40x = 160,852,132,210.49
  5. Step 5: Solve for x
    x = 160,852,132,210.49/599,564.40
  6. Step 6: Final answer
    x = 268,281.66

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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.