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Finding the Fourth Proportional to 560,516.74, 773,546.53 and 424,334.98

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Solution

The fourth proportional to 560,516.74, 773,546.53 and 424,334.98 is: 585,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,516.74 : 773,546.53 = 424,334.98 : x
  2. Step 2: Convert to fraction form
    560,516.74/773,546.53 = 424,334.98/x
  3. Step 3: Cross multiply
    560,516.74x = 773,546.53 × 424,334.98
  4. Step 4: Simplify right side
    560,516.74x = 328,242,851,336.62
  5. Step 5: Solve for x
    x = 328,242,851,336.62/560,516.74
  6. Step 6: Final answer
    x = 585,607.58

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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.