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Finding the Fourth Proportional to 233,270.10, 349,905.15 and 153,090.90

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Solution

The fourth proportional to 233,270.10, 349,905.15 and 153,090.90 is: 229,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,270.10 : 349,905.15 = 153,090.90 : x
  2. Step 2: Convert to fraction form
    233,270.10/349,905.15 = 153,090.90/x
  3. Step 3: Cross multiply
    233,270.10x = 349,905.15 × 153,090.90
  4. Step 4: Simplify right side
    233,270.10x = 53,567,294,328.14
  5. Step 5: Solve for x
    x = 53,567,294,328.14/233,270.10
  6. Step 6: Final answer
    x = 229,636.35

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Similar ratio
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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.