Home / 779,042.10-1,168,271.55-273,407.70

Finding the Fourth Proportional to 779,042.10, 1,168,271.55 and 273,407.70

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Solution

The fourth proportional to 779,042.10, 1,168,271.55 and 273,407.70 is: 410,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,042.10 : 1,168,271.55 = 273,407.70 : x
  2. Step 2: Convert to fraction form
    779,042.10/1,168,271.55 = 273,407.70/x
  3. Step 3: Cross multiply
    779,042.10x = 1,168,271.55 × 273,407.70
  4. Step 4: Simplify right side
    779,042.10x = 319,414,437,460.94
  5. Step 5: Solve for x
    x = 319,414,437,460.94/779,042.10
  6. Step 6: Final answer
    x = 410,009.21

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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.