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Finding the Fourth Proportional to 508,110.63, 701,192.67 and 281,756.13

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Solution

The fourth proportional to 508,110.63, 701,192.67 and 281,756.13 is: 388,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,110.63 : 701,192.67 = 281,756.13 : x
  2. Step 2: Convert to fraction form
    508,110.63/701,192.67 = 281,756.13/x
  3. Step 3: Cross multiply
    508,110.63x = 701,192.67 × 281,756.13
  4. Step 4: Simplify right side
    508,110.63x = 197,565,333,083.57
  5. Step 5: Solve for x
    x = 197,565,333,083.57/508,110.63
  6. Step 6: Final answer
    x = 388,823.46

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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.