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Finding the Fourth Proportional to 473,452.58, 653,364.55 and 258,593.15

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Solution

The fourth proportional to 473,452.58, 653,364.55 and 258,593.15 is: 356,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,452.58 : 653,364.55 = 258,593.15 : x
  2. Step 2: Convert to fraction form
    473,452.58/653,364.55 = 258,593.15/x
  3. Step 3: Cross multiply
    473,452.58x = 653,364.55 × 258,593.15
  4. Step 4: Simplify right side
    473,452.58x = 168,955,593,169.53
  5. Step 5: Solve for x
    x = 168,955,593,169.53/473,452.58
  6. Step 6: Final answer
    x = 356,858.54

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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.