Home / 349,965.20-524,947.80-331,533.20

Finding the Fourth Proportional to 349,965.20, 524,947.80 and 331,533.20

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Solution

The fourth proportional to 349,965.20, 524,947.80 and 331,533.20 is: 497,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,965.20 : 524,947.80 = 331,533.20 : x
  2. Step 2: Convert to fraction form
    349,965.20/524,947.80 = 331,533.20/x
  3. Step 3: Cross multiply
    349,965.20x = 524,947.80 × 331,533.20
  4. Step 4: Simplify right side
    349,965.20x = 174,037,623,966.96
  5. Step 5: Solve for x
    x = 174,037,623,966.96/349,965.20
  6. Step 6: Final answer
    x = 497,299.80

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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.