Home / 975,709.38-1,463,235.75-327,154.26

Finding the Fourth Proportional to 975,709.38, 1,463,235.75 and 327,154.26

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Solution

The fourth proportional to 975,709.38, 1,463,235.75 and 327,154.26 is: 490,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,709.38 : 1,463,235.75 = 327,154.26 : x
  2. Step 2: Convert to fraction form
    975,709.38/1,463,235.75 = 327,154.26/x
  3. Step 3: Cross multiply
    975,709.38x = 1,463,235.75 × 327,154.26
  4. Step 4: Simplify right side
    975,709.38x = 478,703,808,996.80
  5. Step 5: Solve for x
    x = 478,703,808,996.80/975,709.38
  6. Step 6: Final answer
    x = 490,621.30

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Double scale
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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.