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Finding the Fourth Proportional to 496,860.94, 745,415.61 and 197,242.48

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Solution

The fourth proportional to 496,860.94, 745,415.61 and 197,242.48 is: 295,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,860.94 : 745,415.61 = 197,242.48 : x
  2. Step 2: Convert to fraction form
    496,860.94/745,415.61 = 197,242.48/x
  3. Step 3: Cross multiply
    496,860.94x = 745,415.61 × 197,242.48
  4. Step 4: Simplify right side
    496,860.94x = 147,027,623,547.11
  5. Step 5: Solve for x
    x = 147,027,623,547.11/496,860.94
  6. Step 6: Final answer
    x = 295,913.02

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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.