Home / 959,298.72-1,323,835.14-523,716.78

Finding the Fourth Proportional to 959,298.72, 1,323,835.14 and 523,716.78

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Solution

The fourth proportional to 959,298.72, 1,323,835.14 and 523,716.78 is: 722,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,298.72 : 1,323,835.14 = 523,716.78 : x
  2. Step 2: Convert to fraction form
    959,298.72/1,323,835.14 = 523,716.78/x
  3. Step 3: Cross multiply
    959,298.72x = 1,323,835.14 × 523,716.78
  4. Step 4: Simplify right side
    959,298.72x = 693,314,676,771.65
  5. Step 5: Solve for x
    x = 693,314,676,771.65/959,298.72
  6. Step 6: Final answer
    x = 722,730.74

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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.