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Finding the Fourth Proportional to 473,612.94, 653,577.66 and 258,747.48

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Solution

The fourth proportional to 473,612.94, 653,577.66 and 258,747.48 is: 357,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,612.94 : 653,577.66 = 258,747.48 : x
  2. Step 2: Convert to fraction form
    473,612.94/653,577.66 = 258,747.48/x
  3. Step 3: Cross multiply
    473,612.94x = 653,577.66 × 258,747.48
  4. Step 4: Simplify right side
    473,612.94x = 169,111,572,509.30
  5. Step 5: Solve for x
    x = 169,111,572,509.30/473,612.94
  6. Step 6: Final answer
    x = 357,067.04

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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.