Home / 926,326.20-1,389,489.30-295,303.80

Finding the Fourth Proportional to 926,326.20, 1,389,489.30 and 295,303.80

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Solution

The fourth proportional to 926,326.20, 1,389,489.30 and 295,303.80 is: 442,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,326.20 : 1,389,489.30 = 295,303.80 : x
  2. Step 2: Convert to fraction form
    926,326.20/1,389,489.30 = 295,303.80/x
  3. Step 3: Cross multiply
    926,326.20x = 1,389,489.30 × 295,303.80
  4. Step 4: Simplify right side
    926,326.20x = 410,321,470,349.34
  5. Step 5: Solve for x
    x = 410,321,470,349.34/926,326.20
  6. Step 6: Final answer
    x = 442,955.70

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Similar ratio
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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.