Home / 435,972.24-601,421.76-378,533.52

Finding the Fourth Proportional to 435,972.24, 601,421.76 and 378,533.52

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Solution

The fourth proportional to 435,972.24, 601,421.76 and 378,533.52 is: 522,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,972.24 : 601,421.76 = 378,533.52 : x
  2. Step 2: Convert to fraction form
    435,972.24/601,421.76 = 378,533.52/x
  3. Step 3: Cross multiply
    435,972.24x = 601,421.76 × 378,533.52
  4. Step 4: Simplify right side
    435,972.24x = 227,658,295,817.40
  5. Step 5: Solve for x
    x = 227,658,295,817.40/435,972.24
  6. Step 6: Final answer
    x = 522,185.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.