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Finding the Fourth Proportional to 568,297.20, 849,856.14 and 424,303.75

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Solution

The fourth proportional to 568,297.20, 849,856.14 and 424,303.75 is: 634,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,297.20 : 849,856.14 = 424,303.75 : x
  2. Step 2: Convert to fraction form
    568,297.20/849,856.14 = 424,303.75/x
  3. Step 3: Cross multiply
    568,297.20x = 849,856.14 × 424,303.75
  4. Step 4: Simplify right side
    568,297.20x = 360,597,148,224.85
  5. Step 5: Solve for x
    x = 360,597,148,224.85/568,297.20
  6. Step 6: Final answer
    x = 634,522.12

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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.