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Finding the Fourth Proportional to 601,484.79, 830,023.67 and 359,624.46

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Solution

The fourth proportional to 601,484.79, 830,023.67 and 359,624.46 is: 496,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,484.79 : 830,023.67 = 359,624.46 : x
  2. Step 2: Convert to fraction form
    601,484.79/830,023.67 = 359,624.46/x
  3. Step 3: Cross multiply
    601,484.79x = 830,023.67 × 359,624.46
  4. Step 4: Simplify right side
    601,484.79x = 298,496,814,110.97
  5. Step 5: Solve for x
    x = 298,496,814,110.97/601,484.79
  6. Step 6: Final answer
    x = 496,266.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.