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Finding the Fourth Proportional to 473,376.56, 653,256.33 and 258,516.68

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Solution

The fourth proportional to 473,376.56, 653,256.33 and 258,516.68 is: 356,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,376.56 : 653,256.33 = 258,516.68 : x
  2. Step 2: Convert to fraction form
    473,376.56/653,256.33 = 258,516.68/x
  3. Step 3: Cross multiply
    473,376.56x = 653,256.33 × 258,516.68
  4. Step 4: Simplify right side
    473,376.56x = 168,877,657,620.58
  5. Step 5: Solve for x
    x = 168,877,657,620.58/473,376.56
  6. Step 6: Final answer
    x = 356,751.20

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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.