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Finding the Fourth Proportional to 473,308.11, 709,605.36 and 245,358.45

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Solution

The fourth proportional to 473,308.11, 709,605.36 and 245,358.45 is: 367,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,308.11 : 709,605.36 = 245,358.45 : x
  2. Step 2: Convert to fraction form
    473,308.11/709,605.36 = 245,358.45/x
  3. Step 3: Cross multiply
    473,308.11x = 709,605.36 × 245,358.45
  4. Step 4: Simplify right side
    473,308.11x = 174,107,671,241.29
  5. Step 5: Solve for x
    x = 174,107,671,241.29/473,308.11
  6. Step 6: Final answer
    x = 367,852.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.