Home / 815,441.04-1,125,336.60-452,870.64

Finding the Fourth Proportional to 815,441.04, 1,125,336.60 and 452,870.64

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Solution

The fourth proportional to 815,441.04, 1,125,336.60 and 452,870.64 is: 624,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,441.04 : 1,125,336.60 = 452,870.64 : x
  2. Step 2: Convert to fraction form
    815,441.04/1,125,336.60 = 452,870.64/x
  3. Step 3: Cross multiply
    815,441.04x = 1,125,336.60 × 452,870.64
  4. Step 4: Simplify right side
    815,441.04x = 509,631,906,257.42
  5. Step 5: Solve for x
    x = 509,631,906,257.42/815,441.04
  6. Step 6: Final answer
    x = 624,977.01

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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.