Home / 958,105.92-1,437,172.56-459,353.28

Finding the Fourth Proportional to 958,105.92, 1,437,172.56 and 459,353.28

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Solution

The fourth proportional to 958,105.92, 1,437,172.56 and 459,353.28 is: 689,036.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,105.92 : 1,437,172.56 = 459,353.28 : x
  2. Step 2: Convert to fraction form
    958,105.92/1,437,172.56 = 459,353.28/x
  3. Step 3: Cross multiply
    958,105.92x = 1,437,172.56 × 459,353.28
  4. Step 4: Simplify right side
    958,105.92x = 660,169,929,362.00
  5. Step 5: Solve for x
    x = 660,169,929,362.00/958,105.92
  6. Step 6: Final answer
    x = 689,036.48

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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.