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Finding the Fourth Proportional to 607,127.40, 910,735.30 and 233,150.40

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Solution

The fourth proportional to 607,127.40, 910,735.30 and 233,150.40 is: 349,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,127.40 : 910,735.30 = 233,150.40 : x
  2. Step 2: Convert to fraction form
    607,127.40/910,735.30 = 233,150.40/x
  3. Step 3: Cross multiply
    607,127.40x = 910,735.30 × 233,150.40
  4. Step 4: Simplify right side
    607,127.40x = 212,338,299,489.12
  5. Step 5: Solve for x
    x = 212,338,299,489.12/607,127.40
  6. Step 6: Final answer
    x = 349,742.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.