Home / 450,202.19-621,265.80-246,248.69

Finding the Fourth Proportional to 450,202.19, 621,265.80 and 246,248.69

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Solution

The fourth proportional to 450,202.19, 621,265.80 and 246,248.69 is: 339,815.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,202.19 : 621,265.80 = 246,248.69 : x
  2. Step 2: Convert to fraction form
    450,202.19/621,265.80 = 246,248.69/x
  3. Step 3: Cross multiply
    450,202.19x = 621,265.80 × 246,248.69
  4. Step 4: Simplify right side
    450,202.19x = 152,985,893,497.64
  5. Step 5: Solve for x
    x = 152,985,893,497.64/450,202.19
  6. Step 6: Final answer
    x = 339,815.97

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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.