Home / 460,535.18-690,865.64-160,946.24

Finding the Fourth Proportional to 460,535.18, 690,865.64 and 160,946.24

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Solution

The fourth proportional to 460,535.18, 690,865.64 and 160,946.24 is: 241,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,535.18 : 690,865.64 = 160,946.24 : x
  2. Step 2: Convert to fraction form
    460,535.18/690,865.64 = 160,946.24/x
  3. Step 3: Cross multiply
    460,535.18x = 690,865.64 × 160,946.24
  4. Step 4: Simplify right side
    460,535.18x = 111,192,227,103.19
  5. Step 5: Solve for x
    x = 111,192,227,103.19/460,535.18
  6. Step 6: Final answer
    x = 241,441.33

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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.