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Finding the Fourth Proportional to 632,908.32, 873,240.76 and 360,877.02

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Solution

The fourth proportional to 632,908.32, 873,240.76 and 360,877.02 is: 497,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,908.32 : 873,240.76 = 360,877.02 : x
  2. Step 2: Convert to fraction form
    632,908.32/873,240.76 = 360,877.02/x
  3. Step 3: Cross multiply
    632,908.32x = 873,240.76 × 360,877.02
  4. Step 4: Simplify right side
    632,908.32x = 315,132,523,211.34
  5. Step 5: Solve for x
    x = 315,132,523,211.34/632,908.32
  6. Step 6: Final answer
    x = 497,911.80

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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.