Home / 779,140.29-1,168,777.08-273,657.27

Finding the Fourth Proportional to 779,140.29, 1,168,777.08 and 273,657.27

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Solution

The fourth proportional to 779,140.29, 1,168,777.08 and 273,657.27 is: 410,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,140.29 : 1,168,777.08 = 273,657.27 : x
  2. Step 2: Convert to fraction form
    779,140.29/1,168,777.08 = 273,657.27/x
  3. Step 3: Cross multiply
    779,140.29x = 1,168,777.08 × 273,657.27
  4. Step 4: Simplify right side
    779,140.29x = 319,844,344,951.37
  5. Step 5: Solve for x
    x = 319,844,344,951.37/779,140.29
  6. Step 6: Final answer
    x = 410,509.31

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1.5x scale

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.