Home / 879,024.93-1,318,588.44-339,284.27

Finding the Fourth Proportional to 879,024.93, 1,318,588.44 and 339,284.27

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Solution

The fourth proportional to 879,024.93, 1,318,588.44 and 339,284.27 is: 508,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,024.93 : 1,318,588.44 = 339,284.27 : x
  2. Step 2: Convert to fraction form
    879,024.93/1,318,588.44 = 339,284.27/x
  3. Step 3: Cross multiply
    879,024.93x = 1,318,588.44 × 339,284.27
  4. Step 4: Simplify right side
    879,024.93x = 447,376,309,702.90
  5. Step 5: Solve for x
    x = 447,376,309,702.90/879,024.93
  6. Step 6: Final answer
    x = 508,946.10

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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.