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Finding the Fourth Proportional to 473,467.98, 653,381.93 and 258,608.19

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Solution

The fourth proportional to 473,467.98, 653,381.93 and 258,608.19 is: 356,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,467.98 : 653,381.93 = 258,608.19 : x
  2. Step 2: Convert to fraction form
    473,467.98/653,381.93 = 258,608.19/x
  3. Step 3: Cross multiply
    473,467.98x = 653,381.93 × 258,608.19
  4. Step 4: Simplify right side
    473,467.98x = 168,969,917,002.97
  5. Step 5: Solve for x
    x = 168,969,917,002.97/473,467.98
  6. Step 6: Final answer
    x = 356,877.18

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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.