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Finding the Fourth Proportional to 469,270.37, 703,905.54 and 216,476.07

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Solution

The fourth proportional to 469,270.37, 703,905.54 and 216,476.07 is: 324,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,270.37 : 703,905.54 = 216,476.07 : x
  2. Step 2: Convert to fraction form
    469,270.37/703,905.54 = 216,476.07/x
  3. Step 3: Cross multiply
    469,270.37x = 703,905.54 × 216,476.07
  4. Step 4: Simplify right side
    469,270.37x = 152,378,704,950.43
  5. Step 5: Solve for x
    x = 152,378,704,950.43/469,270.37
  6. Step 6: Final answer
    x = 324,714.10

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1.5x scale

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.