Home / 815,110.65-1,124,796.51-452,506.37

Finding the Fourth Proportional to 815,110.65, 1,124,796.51 and 452,506.37

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Solution

The fourth proportional to 815,110.65, 1,124,796.51 and 452,506.37 is: 624,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,110.65 : 1,124,796.51 = 452,506.37 : x
  2. Step 2: Convert to fraction form
    815,110.65/1,124,796.51 = 452,506.37/x
  3. Step 3: Cross multiply
    815,110.65x = 1,124,796.51 × 452,506.37
  4. Step 4: Simplify right side
    815,110.65x = 508,977,580,104.79
  5. Step 5: Solve for x
    x = 508,977,580,104.79/815,110.65
  6. Step 6: Final answer
    x = 624,427.59

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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.