Home / 1,165,969.50-1,749,951.15-456,495.76

Finding the Fourth Proportional to 1,165,969.50, 1,749,951.15 and 456,495.76

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Solution

The fourth proportional to 1,165,969.50, 1,749,951.15 and 456,495.76 is: 685,133.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,969.50 : 1,749,951.15 = 456,495.76 : x
  2. Step 2: Convert to fraction form
    1,165,969.50/1,749,951.15 = 456,495.76/x
  3. Step 3: Cross multiply
    1,165,969.50x = 1,749,951.15 × 456,495.76
  4. Step 4: Simplify right side
    1,165,969.50x = 798,845,280,182.12
  5. Step 5: Solve for x
    x = 798,845,280,182.12/1,165,969.50
  6. Step 6: Final answer
    x = 685,133.94

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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.