Home / 902,445.83-1,245,374.16-494,573.30

Finding the Fourth Proportional to 902,445.83, 1,245,374.16 and 494,573.30

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Solution

The fourth proportional to 902,445.83, 1,245,374.16 and 494,573.30 is: 682,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,445.83 : 1,245,374.16 = 494,573.30 : x
  2. Step 2: Convert to fraction form
    902,445.83/1,245,374.16 = 494,573.30/x
  3. Step 3: Cross multiply
    902,445.83x = 1,245,374.16 × 494,573.30
  4. Step 4: Simplify right side
    902,445.83x = 615,928,808,045.93
  5. Step 5: Solve for x
    x = 615,928,808,045.93/902,445.83
  6. Step 6: Final answer
    x = 682,510.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.