Home / 451,862.49-677,320.80-152,239.56

Finding the Fourth Proportional to 451,862.49, 677,320.80 and 152,239.56

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Solution

The fourth proportional to 451,862.49, 677,320.80 and 152,239.56 is: 228,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,862.49 : 677,320.80 = 152,239.56 : x
  2. Step 2: Convert to fraction form
    451,862.49/677,320.80 = 152,239.56/x
  3. Step 3: Cross multiply
    451,862.49x = 677,320.80 × 152,239.56
  4. Step 4: Simplify right side
    451,862.49x = 103,115,020,570.85
  5. Step 5: Solve for x
    x = 103,115,020,570.85/451,862.49
  6. Step 6: Final answer
    x = 228,200.00

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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.