Home / 887,025-1,224,094.98-479,126.82

Finding the Fourth Proportional to 887,025, 1,224,094.98 and 479,126.82

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Solution

The fourth proportional to 887,025, 1,224,094.98 and 479,126.82 is: 661,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,025 : 1,224,094.98 = 479,126.82 : x
  2. Step 2: Convert to fraction form
    887,025/1,224,094.98 = 479,126.82/x
  3. Step 3: Cross multiply
    887,025x = 1,224,094.98 × 479,126.82
  4. Step 4: Simplify right side
    887,025x = 586,496,735,145.36
  5. Step 5: Solve for x
    x = 586,496,735,145.36/887,025
  6. Step 6: Final answer
    x = 661,195.27

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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.