Home / 450,696.40-621,961.12-246,760.26

Finding the Fourth Proportional to 450,696.40, 621,961.12 and 246,760.26

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Solution

The fourth proportional to 450,696.40, 621,961.12 and 246,760.26 is: 340,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,696.40 : 621,961.12 = 246,760.26 : x
  2. Step 2: Convert to fraction form
    450,696.40/621,961.12 = 246,760.26/x
  3. Step 3: Cross multiply
    450,696.40x = 621,961.12 × 246,760.26
  4. Step 4: Simplify right side
    450,696.40x = 153,475,287,681.09
  5. Step 5: Solve for x
    x = 153,475,287,681.09/450,696.40
  6. Step 6: Final answer
    x = 340,529.21

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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.