Home / 743,383.02-1,025,872.68-457,090.14

Finding the Fourth Proportional to 743,383.02, 1,025,872.68 and 457,090.14

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Solution

The fourth proportional to 743,383.02, 1,025,872.68 and 457,090.14 is: 630,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,383.02 : 1,025,872.68 = 457,090.14 : x
  2. Step 2: Convert to fraction form
    743,383.02/1,025,872.68 = 457,090.14/x
  3. Step 3: Cross multiply
    743,383.02x = 1,025,872.68 × 457,090.14
  4. Step 4: Simplify right side
    743,383.02x = 468,916,286,923.38
  5. Step 5: Solve for x
    x = 468,916,286,923.38/743,383.02
  6. Step 6: Final answer
    x = 630,786.92

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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.