Home / 715,260.60-1,072,890.90-704,201.40

Finding the Fourth Proportional to 715,260.60, 1,072,890.90 and 704,201.40

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Solution

The fourth proportional to 715,260.60, 1,072,890.90 and 704,201.40 is: 1,056,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,260.60 : 1,072,890.90 = 704,201.40 : x
  2. Step 2: Convert to fraction form
    715,260.60/1,072,890.90 = 704,201.40/x
  3. Step 3: Cross multiply
    715,260.60x = 1,072,890.90 × 704,201.40
  4. Step 4: Simplify right side
    715,260.60x = 755,531,273,827.26
  5. Step 5: Solve for x
    x = 755,531,273,827.26/715,260.60
  6. Step 6: Final answer
    x = 1,056,302.10

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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.