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Finding the Fourth Proportional to 444,470.49, 613,370.90 and 240,521.40

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Solution

The fourth proportional to 444,470.49, 613,370.90 and 240,521.40 is: 331,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,470.49 : 613,370.90 = 240,521.40 : x
  2. Step 2: Convert to fraction form
    444,470.49/613,370.90 = 240,521.40/x
  3. Step 3: Cross multiply
    444,470.49x = 613,370.90 × 240,521.40
  4. Step 4: Simplify right side
    444,470.49x = 147,528,827,587.26
  5. Step 5: Solve for x
    x = 147,528,827,587.26/444,470.49
  6. Step 6: Final answer
    x = 331,920.41

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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.