Home / 703,658.93-1,055,088.40-276,963.45

Finding the Fourth Proportional to 703,658.93, 1,055,088.40 and 276,963.45

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Solution

The fourth proportional to 703,658.93, 1,055,088.40 and 276,963.45 is: 415,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,658.93 : 1,055,088.40 = 276,963.45 : x
  2. Step 2: Convert to fraction form
    703,658.93/1,055,088.40 = 276,963.45/x
  3. Step 3: Cross multiply
    703,658.93x = 1,055,088.40 × 276,963.45
  4. Step 4: Simplify right side
    703,658.93x = 292,220,925,124.17
  5. Step 5: Solve for x
    x = 292,220,925,124.17/703,658.93
  6. Step 6: Final answer
    x = 415,287.74

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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.