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Finding the Fourth Proportional to 547,848.96, 756,264.40 and 333,057.68

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Solution

The fourth proportional to 547,848.96, 756,264.40 and 333,057.68 is: 459,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,848.96 : 756,264.40 = 333,057.68 : x
  2. Step 2: Convert to fraction form
    547,848.96/756,264.40 = 333,057.68/x
  3. Step 3: Cross multiply
    547,848.96x = 756,264.40 × 333,057.68
  4. Step 4: Simplify right side
    547,848.96x = 251,879,666,530.59
  5. Step 5: Solve for x
    x = 251,879,666,530.59/547,848.96
  6. Step 6: Final answer
    x = 459,761.15

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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.