Home / 837,481.65-1,255,746.60-571,564.32

Finding the Fourth Proportional to 837,481.65, 1,255,746.60 and 571,564.32

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Solution

The fourth proportional to 837,481.65, 1,255,746.60 and 571,564.32 is: 857,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,481.65 : 1,255,746.60 = 571,564.32 : x
  2. Step 2: Convert to fraction form
    837,481.65/1,255,746.60 = 571,564.32/x
  3. Step 3: Cross multiply
    837,481.65x = 1,255,746.60 × 571,564.32
  4. Step 4: Simplify right side
    837,481.65x = 717,739,951,521.31
  5. Step 5: Solve for x
    x = 717,739,951,521.31/837,481.65
  6. Step 6: Final answer
    x = 857,021.70

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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.