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Finding the Fourth Proportional to 601,865.74, 830,659.76 and 372,497.03

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Solution

The fourth proportional to 601,865.74, 830,659.76 and 372,497.03 is: 514,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,865.74 : 830,659.76 = 372,497.03 : x
  2. Step 2: Convert to fraction form
    601,865.74/830,659.76 = 372,497.03/x
  3. Step 3: Cross multiply
    601,865.74x = 830,659.76 × 372,497.03
  4. Step 4: Simplify right side
    601,865.74x = 309,418,292,036.57
  5. Step 5: Solve for x
    x = 309,418,292,036.57/601,865.74
  6. Step 6: Final answer
    x = 514,098.53

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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.