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Finding the Fourth Proportional to 587,967.99, 881,666.69 and 344,875.47

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Solution

The fourth proportional to 587,967.99, 881,666.69 and 344,875.47 is: 517,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,967.99 : 881,666.69 = 344,875.47 : x
  2. Step 2: Convert to fraction form
    587,967.99/881,666.69 = 344,875.47/x
  3. Step 3: Cross multiply
    587,967.99x = 881,666.69 × 344,875.47
  4. Step 4: Simplify right side
    587,967.99x = 304,065,212,372.72
  5. Step 5: Solve for x
    x = 304,065,212,372.72/587,967.99
  6. Step 6: Final answer
    x = 517,145.86

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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.