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Finding the Fourth Proportional to 581,484.02, 872,765.75 and 297,377.60

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Solution

The fourth proportional to 581,484.02, 872,765.75 and 297,377.60 is: 446,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,484.02 : 872,765.75 = 297,377.60 : x
  2. Step 2: Convert to fraction form
    581,484.02/872,765.75 = 297,377.60/x
  3. Step 3: Cross multiply
    581,484.02x = 872,765.75 × 297,377.60
  4. Step 4: Simplify right side
    581,484.02x = 259,540,980,476.82
  5. Step 5: Solve for x
    x = 259,540,980,476.82/581,484.02
  6. Step 6: Final answer
    x = 446,342.42

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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.