Home / 959,601.14-1,439,302.82-319,835.76

Finding the Fourth Proportional to 959,601.14, 1,439,302.82 and 319,835.76

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Solution

The fourth proportional to 959,601.14, 1,439,302.82 and 319,835.76 is: 479,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,601.14 : 1,439,302.82 = 319,835.76 : x
  2. Step 2: Convert to fraction form
    959,601.14/1,439,302.82 = 319,835.76/x
  3. Step 3: Cross multiply
    959,601.14x = 1,439,302.82 × 319,835.76
  4. Step 4: Simplify right side
    959,601.14x = 460,340,506,107.36
  5. Step 5: Solve for x
    x = 460,340,506,107.36/959,601.14
  6. Step 6: Final answer
    x = 479,720.67

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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.