Home / 1,028,803.24-1,543,205.05-429,437.44

Finding the Fourth Proportional to 1,028,803.24, 1,543,205.05 and 429,437.44

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Solution

The fourth proportional to 1,028,803.24, 1,543,205.05 and 429,437.44 is: 644,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,803.24 : 1,543,205.05 = 429,437.44 : x
  2. Step 2: Convert to fraction form
    1,028,803.24/1,543,205.05 = 429,437.44/x
  3. Step 3: Cross multiply
    1,028,803.24x = 1,543,205.05 × 429,437.44
  4. Step 4: Simplify right side
    1,028,803.24x = 662,710,023,919.89
  5. Step 5: Solve for x
    x = 662,710,023,919.89/1,028,803.24
  6. Step 6: Final answer
    x = 644,156.24

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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.