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Finding the Fourth Proportional to 473,156.62, 652,955.85 and 258,296.63

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Solution

The fourth proportional to 473,156.62, 652,955.85 and 258,296.63 is: 356,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,156.62 : 652,955.85 = 258,296.63 : x
  2. Step 2: Convert to fraction form
    473,156.62/652,955.85 = 258,296.63/x
  3. Step 3: Cross multiply
    473,156.62x = 652,955.85 × 258,296.63
  4. Step 4: Simplify right side
    473,156.62x = 168,656,295,593.79
  5. Step 5: Solve for x
    x = 168,656,295,593.79/473,156.62
  6. Step 6: Final answer
    x = 356,449.19

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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.