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Finding the Fourth Proportional to 473,435.01, 653,330.19 and 258,575.94

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Solution

The fourth proportional to 473,435.01, 653,330.19 and 258,575.94 is: 356,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,435.01 : 653,330.19 = 258,575.94 : x
  2. Step 2: Convert to fraction form
    473,435.01/653,330.19 = 258,575.94/x
  3. Step 3: Cross multiply
    473,435.01x = 653,330.19 × 258,575.94
  4. Step 4: Simplify right side
    473,435.01x = 168,935,468,009.63
  5. Step 5: Solve for x
    x = 168,935,468,009.63/473,435.01
  6. Step 6: Final answer
    x = 356,829.27

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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.