Home / 925,937.58-1,389,039.46-286,291.20

Finding the Fourth Proportional to 925,937.58, 1,389,039.46 and 286,291.20

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Solution

The fourth proportional to 925,937.58, 1,389,039.46 and 286,291.20 is: 429,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,937.58 : 1,389,039.46 = 286,291.20 : x
  2. Step 2: Convert to fraction form
    925,937.58/1,389,039.46 = 286,291.20/x
  3. Step 3: Cross multiply
    925,937.58x = 1,389,039.46 × 286,291.20
  4. Step 4: Simplify right side
    925,937.58x = 397,669,773,850.75
  5. Step 5: Solve for x
    x = 397,669,773,850.75/925,937.58
  6. Step 6: Final answer
    x = 429,477.95

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1.5x scale

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.