Home / 972,727-1,459,096.98-307,879

Finding the Fourth Proportional to 972,727, 1,459,096.98 and 307,879

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Solution

The fourth proportional to 972,727, 1,459,096.98 and 307,879 is: 461,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,727 : 1,459,096.98 = 307,879 : x
  2. Step 2: Convert to fraction form
    972,727/1,459,096.98 = 307,879/x
  3. Step 3: Cross multiply
    972,727x = 1,459,096.98 × 307,879
  4. Step 4: Simplify right side
    972,727x = 449,225,319,105.42
  5. Step 5: Solve for x
    x = 449,225,319,105.42/972,727
  6. Step 6: Final answer
    x = 461,820.55

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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.