Home / 473,555.31-653,662.07-376,936.40

Finding the Fourth Proportional to 473,555.31, 653,662.07 and 376,936.40

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Solution

The fourth proportional to 473,555.31, 653,662.07 and 376,936.40 is: 520,296.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,555.31 : 653,662.07 = 376,936.40 : x
  2. Step 2: Convert to fraction form
    473,555.31/653,662.07 = 376,936.40/x
  3. Step 3: Cross multiply
    473,555.31x = 653,662.07 × 376,936.40
  4. Step 4: Simplify right side
    473,555.31x = 246,389,022,329.36
  5. Step 5: Solve for x
    x = 246,389,022,329.36/473,555.31
  6. Step 6: Final answer
    x = 520,296.19

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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.