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Finding the Fourth Proportional to 473,776.72, 653,810.81 and 269,827.63

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Solution

The fourth proportional to 473,776.72, 653,810.81 and 269,827.63 is: 372,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,776.72 : 653,810.81 = 269,827.63 : x
  2. Step 2: Convert to fraction form
    473,776.72/653,810.81 = 269,827.63/x
  3. Step 3: Cross multiply
    473,776.72x = 653,810.81 × 269,827.63
  4. Step 4: Simplify right side
    473,776.72x = 176,416,218,347.02
  5. Step 5: Solve for x
    x = 176,416,218,347.02/473,776.72
  6. Step 6: Final answer
    x = 372,361.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.