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Finding the Fourth Proportional to 531,848.70, 797,920.66 and 295,357.46

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Solution

The fourth proportional to 531,848.70, 797,920.66 and 295,357.46 is: 443,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,848.70 : 797,920.66 = 295,357.46 : x
  2. Step 2: Convert to fraction form
    531,848.70/797,920.66 = 295,357.46/x
  3. Step 3: Cross multiply
    531,848.70x = 797,920.66 × 295,357.46
  4. Step 4: Simplify right side
    531,848.70x = 235,671,815,798.72
  5. Step 5: Solve for x
    x = 235,671,815,798.72/531,848.70
  6. Step 6: Final answer
    x = 443,118.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.