Home / 377,316.83-565,903-146,505.80

Finding the Fourth Proportional to 377,316.83, 565,903 and 146,505.80

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Solution

The fourth proportional to 377,316.83, 565,903 and 146,505.80 is: 219,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,316.83 : 565,903 = 146,505.80 : x
  2. Step 2: Convert to fraction form
    377,316.83/565,903 = 146,505.80/x
  3. Step 3: Cross multiply
    377,316.83x = 565,903 × 146,505.80
  4. Step 4: Simplify right side
    377,316.83x = 82,908,071,737.40
  5. Step 5: Solve for x
    x = 82,908,071,737.40/377,316.83
  6. Step 6: Final answer
    x = 219,730.65

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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.