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Finding the Fourth Proportional to 567,752.51, 783,472.05 and 325,864.82

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Solution

The fourth proportional to 567,752.51, 783,472.05 and 325,864.82 is: 449,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,752.51 : 783,472.05 = 325,864.82 : x
  2. Step 2: Convert to fraction form
    567,752.51/783,472.05 = 325,864.82/x
  3. Step 3: Cross multiply
    567,752.51x = 783,472.05 × 325,864.82
  4. Step 4: Simplify right side
    567,752.51x = 255,305,974,630.92
  5. Step 5: Solve for x
    x = 255,305,974,630.92/567,752.51
  6. Step 6: Final answer
    x = 449,678.29

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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.