Home / 310,070.27-427,891.52-174,105.29

Finding the Fourth Proportional to 310,070.27, 427,891.52 and 174,105.29

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Solution

The fourth proportional to 310,070.27, 427,891.52 and 174,105.29 is: 240,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,070.27 : 427,891.52 = 174,105.29 : x
  2. Step 2: Convert to fraction form
    310,070.27/427,891.52 = 174,105.29/x
  3. Step 3: Cross multiply
    310,070.27x = 427,891.52 × 174,105.29
  4. Step 4: Simplify right side
    310,070.27x = 74,498,174,168.16
  5. Step 5: Solve for x
    x = 74,498,174,168.16/310,070.27
  6. Step 6: Final answer
    x = 240,262.23

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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.