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Finding the Fourth Proportional to 355,998.53, 534,085.29 and 106,680.53

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Solution

The fourth proportional to 355,998.53, 534,085.29 and 106,680.53 is: 160,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,998.53 : 534,085.29 = 106,680.53 : x
  2. Step 2: Convert to fraction form
    355,998.53/534,085.29 = 106,680.53/x
  3. Step 3: Cross multiply
    355,998.53x = 534,085.29 × 106,680.53
  4. Step 4: Simplify right side
    355,998.53x = 56,976,501,802.40
  5. Step 5: Solve for x
    x = 56,976,501,802.40/355,998.53
  6. Step 6: Final answer
    x = 160,047.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.