Home / 748,949.42-1,033,568.40-454,602.51

Finding the Fourth Proportional to 748,949.42, 1,033,568.40 and 454,602.51

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Solution

The fourth proportional to 748,949.42, 1,033,568.40 and 454,602.51 is: 627,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,949.42 : 1,033,568.40 = 454,602.51 : x
  2. Step 2: Convert to fraction form
    748,949.42/1,033,568.40 = 454,602.51/x
  3. Step 3: Cross multiply
    748,949.42x = 1,033,568.40 × 454,602.51
  4. Step 4: Simplify right side
    748,949.42x = 469,862,790,601.44
  5. Step 5: Solve for x
    x = 469,862,790,601.44/748,949.42
  6. Step 6: Final answer
    x = 627,362.51

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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.