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Finding the Fourth Proportional to 246,009.39, 369,065.88 and 139,444.40

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Solution

The fourth proportional to 246,009.39, 369,065.88 and 139,444.40 is: 209,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,009.39 : 369,065.88 = 139,444.40 : x
  2. Step 2: Convert to fraction form
    246,009.39/369,065.88 = 139,444.40/x
  3. Step 3: Cross multiply
    246,009.39x = 369,065.88 × 139,444.40
  4. Step 4: Simplify right side
    246,009.39x = 51,464,168,351.74
  5. Step 5: Solve for x
    x = 51,464,168,351.74/246,009.39
  6. Step 6: Final answer
    x = 209,195.95

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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.