Home / 841,756.02-1,262,660.93-329,400.86

Finding the Fourth Proportional to 841,756.02, 1,262,660.93 and 329,400.86

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Solution

The fourth proportional to 841,756.02, 1,262,660.93 and 329,400.86 is: 494,111.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,756.02 : 1,262,660.93 = 329,400.86 : x
  2. Step 2: Convert to fraction form
    841,756.02/1,262,660.93 = 329,400.86/x
  3. Step 3: Cross multiply
    841,756.02x = 1,262,660.93 × 329,400.86
  4. Step 4: Simplify right side
    841,756.02x = 415,921,590,740.60
  5. Step 5: Solve for x
    x = 415,921,590,740.60/841,756.02
  6. Step 6: Final answer
    x = 494,111.81

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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.