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Finding the Fourth Proportional to 483,459.65, 667,192.88 and 265,677.51

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Solution

The fourth proportional to 483,459.65, 667,192.88 and 265,677.51 is: 366,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,459.65 : 667,192.88 = 265,677.51 : x
  2. Step 2: Convert to fraction form
    483,459.65/667,192.88 = 265,677.51/x
  3. Step 3: Cross multiply
    483,459.65x = 667,192.88 × 265,677.51
  4. Step 4: Simplify right side
    483,459.65x = 177,258,143,048.13
  5. Step 5: Solve for x
    x = 177,258,143,048.13/483,459.65
  6. Step 6: Final answer
    x = 366,645.16

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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.