Home / 684,837.10-1,027,255.65-310,860.10

Finding the Fourth Proportional to 684,837.10, 1,027,255.65 and 310,860.10

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Solution

The fourth proportional to 684,837.10, 1,027,255.65 and 310,860.10 is: 466,290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,837.10 : 1,027,255.65 = 310,860.10 : x
  2. Step 2: Convert to fraction form
    684,837.10/1,027,255.65 = 310,860.10/x
  3. Step 3: Cross multiply
    684,837.10x = 1,027,255.65 × 310,860.10
  4. Step 4: Simplify right side
    684,837.10x = 319,332,794,084.57
  5. Step 5: Solve for x
    x = 319,332,794,084.57/684,837.10
  6. Step 6: Final answer
    x = 466,290.15

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Similar ratio
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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.