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Finding the Fourth Proportional to 607,615.23, 838,506.30 and 335,683.17

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Solution

The fourth proportional to 607,615.23, 838,506.30 and 335,683.17 is: 463,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,615.23 : 838,506.30 = 335,683.17 : x
  2. Step 2: Convert to fraction form
    607,615.23/838,506.30 = 335,683.17/x
  3. Step 3: Cross multiply
    607,615.23x = 838,506.30 × 335,683.17
  4. Step 4: Simplify right side
    607,615.23x = 281,472,452,848.97
  5. Step 5: Solve for x
    x = 281,472,452,848.97/607,615.23
  6. Step 6: Final answer
    x = 463,241.27

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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.