Home / 959,012.07-1,323,433.95-529,289.12

Finding the Fourth Proportional to 959,012.07, 1,323,433.95 and 529,289.12

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Solution

The fourth proportional to 959,012.07, 1,323,433.95 and 529,289.12 is: 730,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,012.07 : 1,323,433.95 = 529,289.12 : x
  2. Step 2: Convert to fraction form
    959,012.07/1,323,433.95 = 529,289.12/x
  3. Step 3: Cross multiply
    959,012.07x = 1,323,433.95 × 529,289.12
  4. Step 4: Simplify right side
    959,012.07x = 700,479,190,608.44
  5. Step 5: Solve for x
    x = 700,479,190,608.44/959,012.07
  6. Step 6: Final answer
    x = 730,417.49

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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.