Home / 880,268.64-1,319,907.24-281,088.96

Finding the Fourth Proportional to 880,268.64, 1,319,907.24 and 281,088.96

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Solution

The fourth proportional to 880,268.64, 1,319,907.24 and 281,088.96 is: 421,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,268.64 : 1,319,907.24 = 281,088.96 : x
  2. Step 2: Convert to fraction form
    880,268.64/1,319,907.24 = 281,088.96/x
  3. Step 3: Cross multiply
    880,268.64x = 1,319,907.24 × 281,088.96
  4. Step 4: Simplify right side
    880,268.64x = 371,011,353,388.07
  5. Step 5: Solve for x
    x = 371,011,353,388.07/880,268.64
  6. Step 6: Final answer
    x = 421,475.15

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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.