Home / 791,996.40-1,187,994.60-349,628.40

Finding the Fourth Proportional to 791,996.40, 1,187,994.60 and 349,628.40

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Solution

The fourth proportional to 791,996.40, 1,187,994.60 and 349,628.40 is: 524,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,996.40 : 1,187,994.60 = 349,628.40 : x
  2. Step 2: Convert to fraction form
    791,996.40/1,187,994.60 = 349,628.40/x
  3. Step 3: Cross multiply
    791,996.40x = 1,187,994.60 × 349,628.40
  4. Step 4: Simplify right side
    791,996.40x = 415,356,651,206.64
  5. Step 5: Solve for x
    x = 415,356,651,206.64/791,996.40
  6. Step 6: Final answer
    x = 524,442.60

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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.