Home / 448,140.76-618,440.70-246,932.44

Finding the Fourth Proportional to 448,140.76, 618,440.70 and 246,932.44

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Solution

The fourth proportional to 448,140.76, 618,440.70 and 246,932.44 is: 340,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,140.76 : 618,440.70 = 246,932.44 : x
  2. Step 2: Convert to fraction form
    448,140.76/618,440.70 = 246,932.44/x
  3. Step 3: Cross multiply
    448,140.76x = 618,440.70 × 246,932.44
  4. Step 4: Simplify right side
    448,140.76x = 152,713,071,046.31
  5. Step 5: Solve for x
    x = 152,713,071,046.31/448,140.76
  6. Step 6: Final answer
    x = 340,770.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.