Home / 748,835.96-1,033,394.16-409,304.21

Finding the Fourth Proportional to 748,835.96, 1,033,394.16 and 409,304.21

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Solution

The fourth proportional to 748,835.96, 1,033,394.16 and 409,304.21 is: 564,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,835.96 : 1,033,394.16 = 409,304.21 : x
  2. Step 2: Convert to fraction form
    748,835.96/1,033,394.16 = 409,304.21/x
  3. Step 3: Cross multiply
    748,835.96x = 1,033,394.16 × 409,304.21
  4. Step 4: Simplify right side
    748,835.96x = 422,972,580,277.41
  5. Step 5: Solve for x
    x = 422,972,580,277.41/748,835.96
  6. Step 6: Final answer
    x = 564,840.10

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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.