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Finding the Fourth Proportional to 582,783.72, 874,315.56 and 222,948.68

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Solution

The fourth proportional to 582,783.72, 874,315.56 and 222,948.68 is: 334,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,783.72 : 874,315.56 = 222,948.68 : x
  2. Step 2: Convert to fraction form
    582,783.72/874,315.56 = 222,948.68/x
  3. Step 3: Cross multiply
    582,783.72x = 874,315.56 × 222,948.68
  4. Step 4: Simplify right side
    582,783.72x = 194,927,500,005.46
  5. Step 5: Solve for x
    x = 194,927,500,005.46/582,783.72
  6. Step 6: Final answer
    x = 334,476.57

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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.