Home / 748,739.34-1,033,258.01-409,207.59

Finding the Fourth Proportional to 748,739.34, 1,033,258.01 and 409,207.59

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Solution

The fourth proportional to 748,739.34, 1,033,258.01 and 409,207.59 is: 564,705.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,739.34 : 1,033,258.01 = 409,207.59 : x
  2. Step 2: Convert to fraction form
    748,739.34/1,033,258.01 = 409,207.59/x
  3. Step 3: Cross multiply
    748,739.34x = 1,033,258.01 × 409,207.59
  4. Step 4: Simplify right side
    748,739.34x = 422,817,018,074.26
  5. Step 5: Solve for x
    x = 422,817,018,074.26/748,739.34
  6. Step 6: Final answer
    x = 564,705.23

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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.