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Finding the Fourth Proportional to 594,635.63, 891,945.69 and 145,360.46

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Solution

The fourth proportional to 594,635.63, 891,945.69 and 145,360.46 is: 218,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,635.63 : 891,945.69 = 145,360.46 : x
  2. Step 2: Convert to fraction form
    594,635.63/891,945.69 = 145,360.46/x
  3. Step 3: Cross multiply
    594,635.63x = 891,945.69 × 145,360.46
  4. Step 4: Simplify right side
    594,635.63x = 129,653,635,793.42
  5. Step 5: Solve for x
    x = 129,653,635,793.42/594,635.63
  6. Step 6: Final answer
    x = 218,038.79

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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.