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Finding the Fourth Proportional to 233,164.30, 349,746.45 and 227,980.30

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Solution

The fourth proportional to 233,164.30, 349,746.45 and 227,980.30 is: 341,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,164.30 : 349,746.45 = 227,980.30 : x
  2. Step 2: Convert to fraction form
    233,164.30/349,746.45 = 227,980.30/x
  3. Step 3: Cross multiply
    233,164.30x = 349,746.45 × 227,980.30
  4. Step 4: Simplify right side
    233,164.30x = 79,735,300,594.94
  5. Step 5: Solve for x
    x = 79,735,300,594.94/233,164.30
  6. Step 6: Final answer
    x = 341,970.45

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Half scale
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Double scale
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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.