Home / 458,914.68-688,548.54-222,239.16

Finding the Fourth Proportional to 458,914.68, 688,548.54 and 222,239.16

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Solution

The fourth proportional to 458,914.68, 688,548.54 and 222,239.16 is: 333,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,914.68 : 688,548.54 = 222,239.16 : x
  2. Step 2: Convert to fraction form
    458,914.68/688,548.54 = 222,239.16/x
  3. Step 3: Cross multiply
    458,914.68x = 688,548.54 × 222,239.16
  4. Step 4: Simplify right side
    458,914.68x = 153,022,449,148.83
  5. Step 5: Solve for x
    x = 153,022,449,148.83/458,914.68
  6. Step 6: Final answer
    x = 333,444.22

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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.