Home / 684,046.80-1,026,167.40-210,682.80

Finding the Fourth Proportional to 684,046.80, 1,026,167.40 and 210,682.80

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Solution

The fourth proportional to 684,046.80, 1,026,167.40 and 210,682.80 is: 316,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,046.80 : 1,026,167.40 = 210,682.80 : x
  2. Step 2: Convert to fraction form
    684,046.80/1,026,167.40 = 210,682.80/x
  3. Step 3: Cross multiply
    684,046.80x = 1,026,167.40 × 210,682.80
  4. Step 4: Simplify right side
    684,046.80x = 216,195,821,100.72
  5. Step 5: Solve for x
    x = 216,195,821,100.72/684,046.80
  6. Step 6: Final answer
    x = 316,054.14

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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.