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Finding the Fourth Proportional to 562,773.26, 776,627.38 and 308,124.52

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Solution

The fourth proportional to 562,773.26, 776,627.38 and 308,124.52 is: 425,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,773.26 : 776,627.38 = 308,124.52 : x
  2. Step 2: Convert to fraction form
    562,773.26/776,627.38 = 308,124.52/x
  3. Step 3: Cross multiply
    562,773.26x = 776,627.38 × 308,124.52
  4. Step 4: Simplify right side
    562,773.26x = 239,297,938,681.36
  5. Step 5: Solve for x
    x = 239,297,938,681.36/562,773.26
  6. Step 6: Final answer
    x = 425,211.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.