Home / 779,091.48-1,169,007.32-539,573.98

Finding the Fourth Proportional to 779,091.48, 1,169,007.32 and 539,573.98

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Solution

The fourth proportional to 779,091.48, 1,169,007.32 and 539,573.98 is: 809,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,091.48 : 1,169,007.32 = 539,573.98 : x
  2. Step 2: Convert to fraction form
    779,091.48/1,169,007.32 = 539,573.98/x
  3. Step 3: Cross multiply
    779,091.48x = 1,169,007.32 × 539,573.98
  4. Step 4: Simplify right side
    779,091.48x = 630,765,930,727.95
  5. Step 5: Solve for x
    x = 630,765,930,727.95/779,091.48
  6. Step 6: Final answer
    x = 809,617.28

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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.