Home / 264,470.15-396,316.18-156,288.15

Finding the Fourth Proportional to 264,470.15, 396,316.18 and 156,288.15

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Solution

The fourth proportional to 264,470.15, 396,316.18 and 156,288.15 is: 234,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,470.15 : 396,316.18 = 156,288.15 : x
  2. Step 2: Convert to fraction form
    264,470.15/396,316.18 = 156,288.15/x
  3. Step 3: Cross multiply
    264,470.15x = 396,316.18 × 156,288.15
  4. Step 4: Simplify right side
    264,470.15x = 61,939,520,890.89
  5. Step 5: Solve for x
    x = 61,939,520,890.89/264,470.15
  6. Step 6: Final answer
    x = 234,202.31

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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.