Home / 928,526.31-1,392,913.40-367,429.59

Finding the Fourth Proportional to 928,526.31, 1,392,913.40 and 367,429.59

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Solution

The fourth proportional to 928,526.31, 1,392,913.40 and 367,429.59 is: 551,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,526.31 : 1,392,913.40 = 367,429.59 : x
  2. Step 2: Convert to fraction form
    928,526.31/1,392,913.40 = 367,429.59/x
  3. Step 3: Cross multiply
    928,526.31x = 1,392,913.40 × 367,429.59
  4. Step 4: Simplify right side
    928,526.31x = 511,797,597,630.36
  5. Step 5: Solve for x
    x = 511,797,597,630.36/928,526.31
  6. Step 6: Final answer
    x = 551,193.43

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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.