Home / 770,406.48-1,153,963.80-625,659.93

Finding the Fourth Proportional to 770,406.48, 1,153,963.80 and 625,659.93

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Solution

The fourth proportional to 770,406.48, 1,153,963.80 and 625,659.93 is: 937,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,406.48 : 1,153,963.80 = 625,659.93 : x
  2. Step 2: Convert to fraction form
    770,406.48/1,153,963.80 = 625,659.93/x
  3. Step 3: Cross multiply
    770,406.48x = 1,153,963.80 × 625,659.93
  4. Step 4: Simplify right side
    770,406.48x = 721,988,910,330.53
  5. Step 5: Solve for x
    x = 721,988,910,330.53/770,406.48
  6. Step 6: Final answer
    x = 937,153.22

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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.