Home / 630,683.10-946,175.30-204,219.36

Finding the Fourth Proportional to 630,683.10, 946,175.30 and 204,219.36

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Solution

The fourth proportional to 630,683.10, 946,175.30 and 204,219.36 is: 306,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,683.10 : 946,175.30 = 204,219.36 : x
  2. Step 2: Convert to fraction form
    630,683.10/946,175.30 = 204,219.36/x
  3. Step 3: Cross multiply
    630,683.10x = 946,175.30 × 204,219.36
  4. Step 4: Simplify right side
    630,683.10x = 193,227,314,213.81
  5. Step 5: Solve for x
    x = 193,227,314,213.81/630,683.10
  6. Step 6: Final answer
    x = 306,377.82

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1.5x scale

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.