Home / 1,074,493.02-1,611,184.80-316,235.98

Finding the Fourth Proportional to 1,074,493.02, 1,611,184.80 and 316,235.98

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Solution

The fourth proportional to 1,074,493.02, 1,611,184.80 and 316,235.98 is: 474,190.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,493.02 : 1,611,184.80 = 316,235.98 : x
  2. Step 2: Convert to fraction form
    1,074,493.02/1,611,184.80 = 316,235.98/x
  3. Step 3: Cross multiply
    1,074,493.02x = 1,611,184.80 × 316,235.98
  4. Step 4: Simplify right side
    1,074,493.02x = 509,514,604,189.10
  5. Step 5: Solve for x
    x = 509,514,604,189.10/1,074,493.02
  6. Step 6: Final answer
    x = 474,190.71

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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.