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Finding the Fourth Proportional to 562,060.56, 775,627.04 and 307,406.24

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Solution

The fourth proportional to 562,060.56, 775,627.04 and 307,406.24 is: 424,211.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,060.56 : 775,627.04 = 307,406.24 : x
  2. Step 2: Convert to fraction form
    562,060.56/775,627.04 = 307,406.24/x
  3. Step 3: Cross multiply
    562,060.56x = 775,627.04 × 307,406.24
  4. Step 4: Simplify right side
    562,060.56x = 238,432,592,008.73
  5. Step 5: Solve for x
    x = 238,432,592,008.73/562,060.56
  6. Step 6: Final answer
    x = 424,211.57

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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.