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Finding the Fourth Proportional to 554,725.76, 832,662.96 and 341,647.16

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Solution

The fourth proportional to 554,725.76, 832,662.96 and 341,647.16 is: 512,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,725.76 : 832,662.96 = 341,647.16 : x
  2. Step 2: Convert to fraction form
    554,725.76/832,662.96 = 341,647.16/x
  3. Step 3: Cross multiply
    554,725.76x = 832,662.96 × 341,647.16
  4. Step 4: Simplify right side
    554,725.76x = 284,476,935,521.19
  5. Step 5: Solve for x
    x = 284,476,935,521.19/554,725.76
  6. Step 6: Final answer
    x = 512,824.45

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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.