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Finding the Fourth Proportional to 552,642.33, 828,963.34 and 153,283.15

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Solution

The fourth proportional to 552,642.33, 828,963.34 and 153,283.15 is: 229,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,642.33 : 828,963.34 = 153,283.15 : x
  2. Step 2: Convert to fraction form
    552,642.33/828,963.34 = 153,283.15/x
  3. Step 3: Cross multiply
    552,642.33x = 828,963.34 × 153,283.15
  4. Step 4: Simplify right side
    552,642.33x = 127,066,109,534.11
  5. Step 5: Solve for x
    x = 127,066,109,534.11/552,642.33
  6. Step 6: Final answer
    x = 229,924.68

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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.