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Finding the Fourth Proportional to 560,370.20, 773,370.44 and 342,706.20

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Solution

The fourth proportional to 560,370.20, 773,370.44 and 342,706.20 is: 472,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,370.20 : 773,370.44 = 342,706.20 : x
  2. Step 2: Convert to fraction form
    560,370.20/773,370.44 = 342,706.20/x
  3. Step 3: Cross multiply
    560,370.20x = 773,370.44 × 342,706.20
  4. Step 4: Simplify right side
    560,370.20x = 265,038,844,684.73
  5. Step 5: Solve for x
    x = 265,038,844,684.73/560,370.20
  6. Step 6: Final answer
    x = 472,970.98

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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.