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Finding the Fourth Proportional to 473,825.33, 653,877.39 and 258,965.34

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Solution

The fourth proportional to 473,825.33, 653,877.39 and 258,965.34 is: 357,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,825.33 : 653,877.39 = 258,965.34 : x
  2. Step 2: Convert to fraction form
    473,825.33/653,877.39 = 258,965.34/x
  3. Step 3: Cross multiply
    473,825.33x = 653,877.39 × 258,965.34
  4. Step 4: Simplify right side
    473,825.33x = 169,331,580,619.66
  5. Step 5: Solve for x
    x = 169,331,580,619.66/473,825.33
  6. Step 6: Final answer
    x = 357,371.31

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1.5x scale

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.