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Finding the Fourth Proportional to 529,955.42, 794,632.10 and 361,679.65

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Solution

The fourth proportional to 529,955.42, 794,632.10 and 361,679.65 is: 542,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,955.42 : 794,632.10 = 361,679.65 : x
  2. Step 2: Convert to fraction form
    529,955.42/794,632.10 = 361,679.65/x
  3. Step 3: Cross multiply
    529,955.42x = 794,632.10 × 361,679.65
  4. Step 4: Simplify right side
    529,955.42x = 287,402,256,011.79
  5. Step 5: Solve for x
    x = 287,402,256,011.79/529,955.42
  6. Step 6: Final answer
    x = 542,314.03

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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.