Home / 389,817.30-584,725.95-94,329.30

Finding the Fourth Proportional to 389,817.30, 584,725.95 and 94,329.30

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Solution

The fourth proportional to 389,817.30, 584,725.95 and 94,329.30 is: 141,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,817.30 : 584,725.95 = 94,329.30 : x
  2. Step 2: Convert to fraction form
    389,817.30/584,725.95 = 94,329.30/x
  3. Step 3: Cross multiply
    389,817.30x = 584,725.95 × 94,329.30
  4. Step 4: Simplify right side
    389,817.30x = 55,156,789,555.34
  5. Step 5: Solve for x
    x = 55,156,789,555.34/389,817.30
  6. Step 6: Final answer
    x = 141,493.95

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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.