Home / 785,575.72-1,084,107.14-446,053.16

Finding the Fourth Proportional to 785,575.72, 1,084,107.14 and 446,053.16

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Solution

The fourth proportional to 785,575.72, 1,084,107.14 and 446,053.16 is: 615,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,575.72 : 1,084,107.14 = 446,053.16 : x
  2. Step 2: Convert to fraction form
    785,575.72/1,084,107.14 = 446,053.16/x
  3. Step 3: Cross multiply
    785,575.72x = 1,084,107.14 × 446,053.16
  4. Step 4: Simplify right side
    785,575.72x = 483,569,415,575.56
  5. Step 5: Solve for x
    x = 483,569,415,575.56/785,575.72
  6. Step 6: Final answer
    x = 615,560.54

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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.