Home / 959,145.71-1,323,621.20-529,425.92

Finding the Fourth Proportional to 959,145.71, 1,323,621.20 and 529,425.92

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Solution

The fourth proportional to 959,145.71, 1,323,621.20 and 529,425.92 is: 730,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,145.71 : 1,323,621.20 = 529,425.92 : x
  2. Step 2: Convert to fraction form
    959,145.71/1,323,621.20 = 529,425.92/x
  3. Step 3: Cross multiply
    959,145.71x = 1,323,621.20 × 529,425.92
  4. Step 4: Simplify right side
    959,145.71x = 700,759,376,174.12
  5. Step 5: Solve for x
    x = 700,759,376,174.12/959,145.71
  6. Step 6: Final answer
    x = 730,607.84

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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.