Home / 835,303.86-1,252,955.79-204,210.18

Finding the Fourth Proportional to 835,303.86, 1,252,955.79 and 204,210.18

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Solution

The fourth proportional to 835,303.86, 1,252,955.79 and 204,210.18 is: 306,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,303.86 : 1,252,955.79 = 204,210.18 : x
  2. Step 2: Convert to fraction form
    835,303.86/1,252,955.79 = 204,210.18/x
  3. Step 3: Cross multiply
    835,303.86x = 1,252,955.79 × 204,210.18
  4. Step 4: Simplify right side
    835,303.86x = 255,866,327,407.94
  5. Step 5: Solve for x
    x = 255,866,327,407.94/835,303.86
  6. Step 6: Final answer
    x = 306,315.27

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Double scale
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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.