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Finding the Fourth Proportional to 602,402.46, 903,004.62 and 301,965.90

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Solution

The fourth proportional to 602,402.46, 903,004.62 and 301,965.90 is: 452,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,402.46 : 903,004.62 = 301,965.90 : x
  2. Step 2: Convert to fraction form
    602,402.46/903,004.62 = 301,965.90/x
  3. Step 3: Cross multiply
    602,402.46x = 903,004.62 × 301,965.90
  4. Step 4: Simplify right side
    602,402.46x = 272,676,602,782.46
  5. Step 5: Solve for x
    x = 272,676,602,782.46/602,402.46
  6. Step 6: Final answer
    x = 452,648.55

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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.