Home / 926,461.76-1,389,804.76-327,300.31

Finding the Fourth Proportional to 926,461.76, 1,389,804.76 and 327,300.31

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Solution

The fourth proportional to 926,461.76, 1,389,804.76 and 327,300.31 is: 490,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,461.76 : 1,389,804.76 = 327,300.31 : x
  2. Step 2: Convert to fraction form
    926,461.76/1,389,804.76 = 327,300.31/x
  3. Step 3: Cross multiply
    926,461.76x = 1,389,804.76 × 327,300.31
  4. Step 4: Simplify right side
    926,461.76x = 454,883,522,247.58
  5. Step 5: Solve for x
    x = 454,883,522,247.58/926,461.76
  6. Step 6: Final answer
    x = 490,990.07

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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.