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Finding the Fourth Proportional to 585,247.28, 807,614.64 and 367,568.40

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Solution

The fourth proportional to 585,247.28, 807,614.64 and 367,568.40 is: 507,227.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,247.28 : 807,614.64 = 367,568.40 : x
  2. Step 2: Convert to fraction form
    585,247.28/807,614.64 = 367,568.40/x
  3. Step 3: Cross multiply
    585,247.28x = 807,614.64 × 367,568.40
  4. Step 4: Simplify right side
    585,247.28x = 296,853,621,041.38
  5. Step 5: Solve for x
    x = 296,853,621,041.38/585,247.28
  6. Step 6: Final answer
    x = 507,227.68

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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.