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Finding the Fourth Proportional to 444,354.47, 613,209.58 and 243,150.47

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Solution

The fourth proportional to 444,354.47, 613,209.58 and 243,150.47 is: 335,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,354.47 : 613,209.58 = 243,150.47 : x
  2. Step 2: Convert to fraction form
    444,354.47/613,209.58 = 243,150.47/x
  3. Step 3: Cross multiply
    444,354.47x = 613,209.58 × 243,150.47
  4. Step 4: Simplify right side
    444,354.47x = 149,102,196,211.11
  5. Step 5: Solve for x
    x = 149,102,196,211.11/444,354.47
  6. Step 6: Final answer
    x = 335,547.87

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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.