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Finding the Fourth Proportional to 573,409.17, 791,216.08 and 331,714.23

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Solution

The fourth proportional to 573,409.17, 791,216.08 and 331,714.23 is: 457,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,409.17 : 791,216.08 = 331,714.23 : x
  2. Step 2: Convert to fraction form
    573,409.17/791,216.08 = 331,714.23/x
  3. Step 3: Cross multiply
    573,409.17x = 791,216.08 × 331,714.23
  4. Step 4: Simplify right side
    573,409.17x = 262,457,632,740.82
  5. Step 5: Solve for x
    x = 262,457,632,740.82/573,409.17
  6. Step 6: Final answer
    x = 457,714.40

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1.5x scale

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.