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Finding the Fourth Proportional to 606,807.48, 910,133.46 and 186,048.12

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Solution

The fourth proportional to 606,807.48, 910,133.46 and 186,048.12 is: 279,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,807.48 : 910,133.46 = 186,048.12 : x
  2. Step 2: Convert to fraction form
    606,807.48/910,133.46 = 186,048.12/x
  3. Step 3: Cross multiply
    606,807.48x = 910,133.46 × 186,048.12
  4. Step 4: Simplify right side
    606,807.48x = 169,328,619,182.10
  5. Step 5: Solve for x
    x = 169,328,619,182.10/606,807.48
  6. Step 6: Final answer
    x = 279,048.34

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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.