Home / 458,923.52-688,455.36-234,161.36

Finding the Fourth Proportional to 458,923.52, 688,455.36 and 234,161.36

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Solution

The fourth proportional to 458,923.52, 688,455.36 and 234,161.36 is: 351,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,923.52 : 688,455.36 = 234,161.36 : x
  2. Step 2: Convert to fraction form
    458,923.52/688,455.36 = 234,161.36/x
  3. Step 3: Cross multiply
    458,923.52x = 688,455.36 × 234,161.36
  4. Step 4: Simplify right side
    458,923.52x = 161,209,643,396.89
  5. Step 5: Solve for x
    x = 161,209,643,396.89/458,923.52
  6. Step 6: Final answer
    x = 351,277.80

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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.