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Finding the Fourth Proportional to 473,236.92, 653,064.03 and 258,377.00

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Solution

The fourth proportional to 473,236.92, 653,064.03 and 258,377.00 is: 356,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,236.92 : 653,064.03 = 258,377.00 : x
  2. Step 2: Convert to fraction form
    473,236.92/653,064.03 = 258,377.00/x
  3. Step 3: Cross multiply
    473,236.92x = 653,064.03 × 258,377.00
  4. Step 4: Simplify right side
    473,236.92x = 168,736,721,613.99
  5. Step 5: Solve for x
    x = 168,736,721,613.99/473,236.92
  6. Step 6: Final answer
    x = 356,558.66

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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.