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Finding the Fourth Proportional to 473,055.39, 709,676.44 and 173,538.45

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Solution

The fourth proportional to 473,055.39, 709,676.44 and 173,538.45 is: 260,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,055.39 : 709,676.44 = 173,538.45 : x
  2. Step 2: Convert to fraction form
    473,055.39/709,676.44 = 173,538.45/x
  3. Step 3: Cross multiply
    473,055.39x = 709,676.44 × 173,538.45
  4. Step 4: Simplify right side
    473,055.39x = 123,156,148,965.27
  5. Step 5: Solve for x
    x = 123,156,148,965.27/473,055.39
  6. Step 6: Final answer
    x = 260,341.92

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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.