Home / 730,567.12-1,008,492.96-444,178.64

Finding the Fourth Proportional to 730,567.12, 1,008,492.96 and 444,178.64

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Solution

The fourth proportional to 730,567.12, 1,008,492.96 and 444,178.64 is: 613,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,567.12 : 1,008,492.96 = 444,178.64 : x
  2. Step 2: Convert to fraction form
    730,567.12/1,008,492.96 = 444,178.64/x
  3. Step 3: Cross multiply
    730,567.12x = 1,008,492.96 × 444,178.64
  4. Step 4: Simplify right side
    730,567.12x = 447,951,031,422.37
  5. Step 5: Solve for x
    x = 447,951,031,422.37/730,567.12
  6. Step 6: Final answer
    x = 613,155.20

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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.