Home / 815,430.44-1,125,263.15-452,877.64

Finding the Fourth Proportional to 815,430.44, 1,125,263.15 and 452,877.64

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Solution

The fourth proportional to 815,430.44, 1,125,263.15 and 452,877.64 is: 624,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,430.44 : 1,125,263.15 = 452,877.64 : x
  2. Step 2: Convert to fraction form
    815,430.44/1,125,263.15 = 452,877.64/x
  3. Step 3: Cross multiply
    815,430.44x = 1,125,263.15 × 452,877.64
  4. Step 4: Simplify right side
    815,430.44x = 509,606,521,427.60
  5. Step 5: Solve for x
    x = 509,606,521,427.60/815,430.44
  6. Step 6: Final answer
    x = 624,954.01

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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.