Home / 653,581.26-981,211.48-503,916.62

Finding the Fourth Proportional to 653,581.26, 981,211.48 and 503,916.62

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Solution

The fourth proportional to 653,581.26, 981,211.48 and 503,916.62 is: 756,522.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,581.26 : 981,211.48 = 503,916.62 : x
  2. Step 2: Convert to fraction form
    653,581.26/981,211.48 = 503,916.62/x
  3. Step 3: Cross multiply
    653,581.26x = 981,211.48 × 503,916.62
  4. Step 4: Simplify right side
    653,581.26x = 494,448,772,506.80
  5. Step 5: Solve for x
    x = 494,448,772,506.80/653,581.26
  6. Step 6: Final answer
    x = 756,522.26

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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.