Home / 815,277.10-1,125,044.88-452,724.04

Finding the Fourth Proportional to 815,277.10, 1,125,044.88 and 452,724.04

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Solution

The fourth proportional to 815,277.10, 1,125,044.88 and 452,724.04 is: 624,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,277.10 : 1,125,044.88 = 452,724.04 : x
  2. Step 2: Convert to fraction form
    815,277.10/1,125,044.88 = 452,724.04/x
  3. Step 3: Cross multiply
    815,277.10x = 1,125,044.88 × 452,724.04
  4. Step 4: Simplify right side
    815,277.10x = 509,334,863,254.92
  5. Step 5: Solve for x
    x = 509,334,863,254.92/815,277.10
  6. Step 6: Final answer
    x = 624,738.34

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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.