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Finding the Fourth Proportional to 473,384.98, 653,276.46 and 258,531.36

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Solution

The fourth proportional to 473,384.98, 653,276.46 and 258,531.36 is: 356,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,384.98 : 653,276.46 = 258,531.36 : x
  2. Step 2: Convert to fraction form
    473,384.98/653,276.46 = 258,531.36/x
  3. Step 3: Cross multiply
    473,384.98x = 653,276.46 × 258,531.36
  4. Step 4: Simplify right side
    473,384.98x = 168,892,451,659.79
  5. Step 5: Solve for x
    x = 168,892,451,659.79/473,384.98
  6. Step 6: Final answer
    x = 356,776.11

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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.