Home / 710,160.16-1,065,181.92-211,524.16

Finding the Fourth Proportional to 710,160.16, 1,065,181.92 and 211,524.16

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Solution

The fourth proportional to 710,160.16, 1,065,181.92 and 211,524.16 is: 317,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,160.16 : 1,065,181.92 = 211,524.16 : x
  2. Step 2: Convert to fraction form
    710,160.16/1,065,181.92 = 211,524.16/x
  3. Step 3: Cross multiply
    710,160.16x = 1,065,181.92 × 211,524.16
  4. Step 4: Simplify right side
    710,160.16x = 225,311,710,875.19
  5. Step 5: Solve for x
    x = 225,311,710,875.19/710,160.16
  6. Step 6: Final answer
    x = 317,268.87

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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.