Home / 983,760.67-1,475,500.84-309,824.44

Finding the Fourth Proportional to 983,760.67, 1,475,500.84 and 309,824.44

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Solution

The fourth proportional to 983,760.67, 1,475,500.84 and 309,824.44 is: 464,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,760.67 : 1,475,500.84 = 309,824.44 : x
  2. Step 2: Convert to fraction form
    983,760.67/1,475,500.84 = 309,824.44/x
  3. Step 3: Cross multiply
    983,760.67x = 1,475,500.84 × 309,824.44
  4. Step 4: Simplify right side
    983,760.67x = 457,146,221,472.53
  5. Step 5: Solve for x
    x = 457,146,221,472.53/983,760.67
  6. Step 6: Final answer
    x = 464,692.52

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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.