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Finding the Fourth Proportional to 602,053.58, 901,308.87 and 401,877.47

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Solution

The fourth proportional to 602,053.58, 901,308.87 and 401,877.47 is: 601,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,053.58 : 901,308.87 = 401,877.47 : x
  2. Step 2: Convert to fraction form
    602,053.58/901,308.87 = 401,877.47/x
  3. Step 3: Cross multiply
    602,053.58x = 901,308.87 × 401,877.47
  4. Step 4: Simplify right side
    602,053.58x = 362,215,730,617.43
  5. Step 5: Solve for x
    x = 362,215,730,617.43/602,053.58
  6. Step 6: Final answer
    x = 601,633.71

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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.