Home / 758,478.87-1,137,521.44-303,051.14

Finding the Fourth Proportional to 758,478.87, 1,137,521.44 and 303,051.14

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Solution

The fourth proportional to 758,478.87, 1,137,521.44 and 303,051.14 is: 454,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,478.87 : 1,137,521.44 = 303,051.14 : x
  2. Step 2: Convert to fraction form
    758,478.87/1,137,521.44 = 303,051.14/x
  3. Step 3: Cross multiply
    758,478.87x = 1,137,521.44 × 303,051.14
  4. Step 4: Simplify right side
    758,478.87x = 344,727,168,123.35
  5. Step 5: Solve for x
    x = 344,727,168,123.35/758,478.87
  6. Step 6: Final answer
    x = 454,498.05

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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.