Home / 778,642.11-1,168,170.93-246,173.22

Finding the Fourth Proportional to 778,642.11, 1,168,170.93 and 246,173.22

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Solution

The fourth proportional to 778,642.11, 1,168,170.93 and 246,173.22 is: 369,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,642.11 : 1,168,170.93 = 246,173.22 : x
  2. Step 2: Convert to fraction form
    778,642.11/1,168,170.93 = 246,173.22/x
  3. Step 3: Cross multiply
    778,642.11x = 1,168,170.93 × 246,173.22
  4. Step 4: Simplify right side
    778,642.11x = 287,572,399,348.50
  5. Step 5: Solve for x
    x = 287,572,399,348.50/778,642.11
  6. Step 6: Final answer
    x = 369,325.52

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Double scale
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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.