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Finding the Fourth Proportional to 369,518.96, 554,230.79 and 116,825.12

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Solution

The fourth proportional to 369,518.96, 554,230.79 and 116,825.12 is: 175,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,518.96 : 554,230.79 = 116,825.12 : x
  2. Step 2: Convert to fraction form
    369,518.96/554,230.79 = 116,825.12/x
  3. Step 3: Cross multiply
    369,518.96x = 554,230.79 × 116,825.12
  4. Step 4: Simplify right side
    369,518.96x = 64,748,077,710.62
  5. Step 5: Solve for x
    x = 64,748,077,710.62/369,518.96
  6. Step 6: Final answer
    x = 175,222.61

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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.