Home / 763,050.72-1,144,683.36-230,511.36

Finding the Fourth Proportional to 763,050.72, 1,144,683.36 and 230,511.36

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Solution

The fourth proportional to 763,050.72, 1,144,683.36 and 230,511.36 is: 345,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,050.72 : 1,144,683.36 = 230,511.36 : x
  2. Step 2: Convert to fraction form
    763,050.72/1,144,683.36 = 230,511.36/x
  3. Step 3: Cross multiply
    763,050.72x = 1,144,683.36 × 230,511.36
  4. Step 4: Simplify right side
    763,050.72x = 263,862,518,082.97
  5. Step 5: Solve for x
    x = 263,862,518,082.97/763,050.72
  6. Step 6: Final answer
    x = 345,799.45

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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.