Home / 748,453.42-1,032,863.88-408,924.10

Finding the Fourth Proportional to 748,453.42, 1,032,863.88 and 408,924.10

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Solution

The fourth proportional to 748,453.42, 1,032,863.88 and 408,924.10 is: 564,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,453.42 : 1,032,863.88 = 408,924.10 : x
  2. Step 2: Convert to fraction form
    748,453.42/1,032,863.88 = 408,924.10/x
  3. Step 3: Cross multiply
    748,453.42x = 1,032,863.88 × 408,924.10
  4. Step 4: Simplify right side
    748,453.42x = 422,362,932,551.51
  5. Step 5: Solve for x
    x = 422,362,932,551.51/748,453.42
  6. Step 6: Final answer
    x = 564,314.25

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Double scale
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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.