Home / 1,074,494.55-1,611,187.10-316,237.50

Finding the Fourth Proportional to 1,074,494.55, 1,611,187.10 and 316,237.50

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Solution

The fourth proportional to 1,074,494.55, 1,611,187.10 and 316,237.50 is: 474,192.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,494.55 : 1,611,187.10 = 316,237.50 : x
  2. Step 2: Convert to fraction form
    1,074,494.55/1,611,187.10 = 316,237.50/x
  3. Step 3: Cross multiply
    1,074,494.55x = 1,611,187.10 × 316,237.50
  4. Step 4: Simplify right side
    1,074,494.55x = 509,517,780,536.25
  5. Step 5: Solve for x
    x = 509,517,780,536.25/1,074,494.55
  6. Step 6: Final answer
    x = 474,192.99

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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.