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Finding the Fourth Proportional to 473,053.50, 652,813.83 and 303,517.26

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Solution

The fourth proportional to 473,053.50, 652,813.83 and 303,517.26 is: 418,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,053.50 : 652,813.83 = 303,517.26 : x
  2. Step 2: Convert to fraction form
    473,053.50/652,813.83 = 303,517.26/x
  3. Step 3: Cross multiply
    473,053.50x = 652,813.83 × 303,517.26
  4. Step 4: Simplify right side
    473,053.50x = 198,140,264,971.71
  5. Step 5: Solve for x
    x = 198,140,264,971.71/473,053.50
  6. Step 6: Final answer
    x = 418,853.82

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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.