Home / 632,835.78-873,140.34-360,804.43

Finding the Fourth Proportional to 632,835.78, 873,140.34 and 360,804.43

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Solution

The fourth proportional to 632,835.78, 873,140.34 and 360,804.43 is: 497,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,835.78 : 873,140.34 = 360,804.43 : x
  2. Step 2: Convert to fraction form
    632,835.78/873,140.34 = 360,804.43/x
  3. Step 3: Cross multiply
    632,835.78x = 873,140.34 × 360,804.43
  4. Step 4: Simplify right side
    632,835.78x = 315,032,902,683.71
  5. Step 5: Solve for x
    x = 315,032,902,683.71/632,835.78
  6. Step 6: Final answer
    x = 497,811.46

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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.