Home / 985,848.10-1,478,986-302,737.30

Finding the Fourth Proportional to 985,848.10, 1,478,986 and 302,737.30

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Solution

The fourth proportional to 985,848.10, 1,478,986 and 302,737.30 is: 454,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,848.10 : 1,478,986 = 302,737.30 : x
  2. Step 2: Convert to fraction form
    985,848.10/1,478,986 = 302,737.30/x
  3. Step 3: Cross multiply
    985,848.10x = 1,478,986 × 302,737.30
  4. Step 4: Simplify right side
    985,848.10x = 447,744,228,377.80
  5. Step 5: Solve for x
    x = 447,744,228,377.80/985,848.10
  6. Step 6: Final answer
    x = 454,171.62

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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.