Home / 748,594.40-1,033,062.96-409,062.64

Finding the Fourth Proportional to 748,594.40, 1,033,062.96 and 409,062.64

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Solution

The fourth proportional to 748,594.40, 1,033,062.96 and 409,062.64 is: 564,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,594.40 : 1,033,062.96 = 409,062.64 : x
  2. Step 2: Convert to fraction form
    748,594.40/1,033,062.96 = 409,062.64/x
  3. Step 3: Cross multiply
    748,594.40x = 1,033,062.96 × 409,062.64
  4. Step 4: Simplify right side
    748,594.40x = 422,587,461,703.81
  5. Step 5: Solve for x
    x = 422,587,461,703.81/748,594.40
  6. Step 6: Final answer
    x = 564,507.91

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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.