Home / 922,999.72-1,273,853.64-535,732.24

Finding the Fourth Proportional to 922,999.72, 1,273,853.64 and 535,732.24

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Solution

The fourth proportional to 922,999.72, 1,273,853.64 and 535,732.24 is: 739,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,999.72 : 1,273,853.64 = 535,732.24 : x
  2. Step 2: Convert to fraction form
    922,999.72/1,273,853.64 = 535,732.24/x
  3. Step 3: Cross multiply
    922,999.72x = 1,273,853.64 × 535,732.24
  4. Step 4: Simplify right side
    922,999.72x = 682,444,463,989.35
  5. Step 5: Solve for x
    x = 682,444,463,989.35/922,999.72
  6. Step 6: Final answer
    x = 739,376.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.