Home / 589,084.70-883,043.85-289,319.90

Finding the Fourth Proportional to 589,084.70, 883,043.85 and 289,319.90

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Solution

The fourth proportional to 589,084.70, 883,043.85 and 289,319.90 is: 433,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,084.70 : 883,043.85 = 289,319.90 : x
  2. Step 2: Convert to fraction form
    589,084.70/883,043.85 = 289,319.90/x
  3. Step 3: Cross multiply
    589,084.70x = 883,043.85 × 289,319.90
  4. Step 4: Simplify right side
    589,084.70x = 255,482,158,377.62
  5. Step 5: Solve for x
    x = 255,482,158,377.62/589,084.70
  6. Step 6: Final answer
    x = 433,693.42

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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.