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Finding the Fourth Proportional to 572,774.69, 859,492.52 and 306,683.62

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Solution

The fourth proportional to 572,774.69, 859,492.52 and 306,683.62 is: 460,202.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,774.69 : 859,492.52 = 306,683.62 : x
  2. Step 2: Convert to fraction form
    572,774.69/859,492.52 = 306,683.62/x
  3. Step 3: Cross multiply
    572,774.69x = 859,492.52 × 306,683.62
  4. Step 4: Simplify right side
    572,774.69x = 263,592,274,864.44
  5. Step 5: Solve for x
    x = 263,592,274,864.44/572,774.69
  6. Step 6: Final answer
    x = 460,202.38

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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.