Home / 941,715.64-1,412,422.12-258,442.84

Finding the Fourth Proportional to 941,715.64, 1,412,422.12 and 258,442.84

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Solution

The fourth proportional to 941,715.64, 1,412,422.12 and 258,442.84 is: 387,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,715.64 : 1,412,422.12 = 258,442.84 : x
  2. Step 2: Convert to fraction form
    941,715.64/1,412,422.12 = 258,442.84/x
  3. Step 3: Cross multiply
    941,715.64x = 1,412,422.12 × 258,442.84
  4. Step 4: Simplify right side
    941,715.64x = 365,030,389,305.77
  5. Step 5: Solve for x
    x = 365,030,389,305.77/941,715.64
  6. Step 6: Final answer
    x = 387,622.73

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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.