Home / 785,574.72-1,084,105.76-446,052.16

Finding the Fourth Proportional to 785,574.72, 1,084,105.76 and 446,052.16

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Solution

The fourth proportional to 785,574.72, 1,084,105.76 and 446,052.16 is: 615,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,574.72 : 1,084,105.76 = 446,052.16 : x
  2. Step 2: Convert to fraction form
    785,574.72/1,084,105.76 = 446,052.16/x
  3. Step 3: Cross multiply
    785,574.72x = 1,084,105.76 × 446,052.16
  4. Step 4: Simplify right side
    785,574.72x = 483,567,715,916.44
  5. Step 5: Solve for x
    x = 483,567,715,916.44/785,574.72
  6. Step 6: Final answer
    x = 615,559.16

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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.