Home / 817,849.42-1,226,703.66-497,918.46

Finding the Fourth Proportional to 817,849.42, 1,226,703.66 and 497,918.46

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Solution

The fourth proportional to 817,849.42, 1,226,703.66 and 497,918.46 is: 746,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,849.42 : 1,226,703.66 = 497,918.46 : x
  2. Step 2: Convert to fraction form
    817,849.42/1,226,703.66 = 497,918.46/x
  3. Step 3: Cross multiply
    817,849.42x = 1,226,703.66 × 497,918.46
  4. Step 4: Simplify right side
    817,849.42x = 610,798,397,263.56
  5. Step 5: Solve for x
    x = 610,798,397,263.56/817,849.42
  6. Step 6: Final answer
    x = 746,834.79

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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.