Home / 651,858.69-977,746.05-225,382.89

Finding the Fourth Proportional to 651,858.69, 977,746.05 and 225,382.89

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Solution

The fourth proportional to 651,858.69, 977,746.05 and 225,382.89 is: 338,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,858.69 : 977,746.05 = 225,382.89 : x
  2. Step 2: Convert to fraction form
    651,858.69/977,746.05 = 225,382.89/x
  3. Step 3: Cross multiply
    651,858.69x = 977,746.05 × 225,382.89
  4. Step 4: Simplify right side
    651,858.69x = 220,367,230,435.09
  5. Step 5: Solve for x
    x = 220,367,230,435.09/651,858.69
  6. Step 6: Final answer
    x = 338,059.82

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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.