Home / 935,139.59-1,400,179.55-484,914.03

Finding the Fourth Proportional to 935,139.59, 1,400,179.55 and 484,914.03

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Solution

The fourth proportional to 935,139.59, 1,400,179.55 and 484,914.03 is: 726,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,139.59 : 1,400,179.55 = 484,914.03 : x
  2. Step 2: Convert to fraction form
    935,139.59/1,400,179.55 = 484,914.03/x
  3. Step 3: Cross multiply
    935,139.59x = 1,400,179.55 × 484,914.03
  4. Step 4: Simplify right side
    935,139.59x = 678,966,704,587.47
  5. Step 5: Solve for x
    x = 678,966,704,587.47/935,139.59
  6. Step 6: Final answer
    x = 726,059.21

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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.