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Finding the Fourth Proportional to 522,497.52, 784,095.12 and 190,073.52

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Solution

The fourth proportional to 522,497.52, 784,095.12 and 190,073.52 is: 285,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,497.52 : 784,095.12 = 190,073.52 : x
  2. Step 2: Convert to fraction form
    522,497.52/784,095.12 = 190,073.52/x
  3. Step 3: Cross multiply
    522,497.52x = 784,095.12 × 190,073.52
  4. Step 4: Simplify right side
    522,497.52x = 149,035,719,473.22
  5. Step 5: Solve for x
    x = 149,035,719,473.22/522,497.52
  6. Step 6: Final answer
    x = 285,237.18

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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.