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Finding the Fourth Proportional to 569,477.13, 785,853.54 and 327,767.46

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Solution

The fourth proportional to 569,477.13, 785,853.54 and 327,767.46 is: 452,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,477.13 : 785,853.54 = 327,767.46 : x
  2. Step 2: Convert to fraction form
    569,477.13/785,853.54 = 327,767.46/x
  3. Step 3: Cross multiply
    569,477.13x = 785,853.54 × 327,767.46
  4. Step 4: Simplify right side
    569,477.13x = 257,577,218,737.81
  5. Step 5: Solve for x
    x = 257,577,218,737.81/569,477.13
  6. Step 6: Final answer
    x = 452,304.76

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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.