Home / 448,134.12-618,422.04-246,930.12

Finding the Fourth Proportional to 448,134.12, 618,422.04 and 246,930.12

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Solution

The fourth proportional to 448,134.12, 618,422.04 and 246,930.12 is: 340,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,134.12 : 618,422.04 = 246,930.12 : x
  2. Step 2: Convert to fraction form
    448,134.12/618,422.04 = 246,930.12/x
  3. Step 3: Cross multiply
    448,134.12x = 618,422.04 × 246,930.12
  4. Step 4: Simplify right side
    448,134.12x = 152,707,028,547.85
  5. Step 5: Solve for x
    x = 152,707,028,547.85/448,134.12
  6. Step 6: Final answer
    x = 340,761.89

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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.